Index of /v/va3iul//Homebrew_RF_Circuit_Design_Ideas

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[IMG]-5V_Source.gif11-Dec-2015 14:16 21K 
[IMG]0-30MHz_AM-FM-CW-SSB-DRM_Receiver.gif04-May-2011 17:34 204K 
[IMG]0-30V_3A_Switch-Mode_Power_Supply.gif09-Sep-2010 13:36 234K 
[IMG]0-50MHz_High_Sensitivity_Preamp_W1CFI.gif25-Jun-2014 04:13 14K 
[IMG]0-60MHz_SA_WB5IPM.gif27-Sep-2014 16:37 114K 
[IMG]0-70MHz_Spectrum_Analyzer_VU2ESE.gif17-Nov-2016 11:58 148K 
[IMG]0-99kHz_Frequency-Counter_G0UPL.gif29-Nov-2009 03:13 18K 
[IMG]0-100MHz_SA_Tracking_Gen_W6URH.gif25-Jun-2014 04:13 71K 
[IMG]0-250kHz_3.5MHz_VLF_Converter.gif29-Nov-2009 03:13 8.3K 
[IMG]0-500MHz_Field_Strength_Meter_DK6UU.gif30-Aug-2011 07:17 95K 
[IMG]0-510kHz_to_4MHz_RX_Converter_K1QW.gif27-Nov-2013 17:34 197K 
[IMG]0-and-180-deg_Couplers.gif19-Jul-2015 11:55 8.7K 
[IMG]0-to-360deg_Phase_Shifter.gif07-Sep-2012 04:10 7.8K 
[IMG]0.01-100MHz_Dual-Stage_LNA.gif29-Nov-2009 03:13 21K 
[IMG]0.1-32MHz_Superhet-IQ_RX_DL7LA.gif22-Jan-2011 15:18 31K 
[IMG]0.1-35MHz_PLL_DH1AAD.gif16-Jan-2011 17:21 60K 
[IMG]0.1Hz-20MHz_Function_Gen_MAX038.gif22-Apr-2016 15:38 100K 
[IMG]0.1MHz-30MHz_AM-SSB_RX_4Z5KY.gif03-Jan-2011 16:33 131K 
[IMG]0.3-30MHz_RX_DC1YB.gif29-Nov-2009 03:13 46K 
[IMG]0.5-to-50MHz_High-IP3_FET_LNA_DC4KU.gif20-Apr-2012 04:24 9.6K 
[IMG]0.5MHz-30MHz_Active_Antenna_K1ZJH.gif27-Sep-2014 16:38 27K 
[IMG]0.5MHz-40MHz_Narrowband_Preselector_W5OZF.gif27-Sep-2014 16:38 18K 
[IMG]0.5MHz-110MHz_AM-FM_Signal_Generator.gif27-Sep-2014 16:38 65K 
[IMG]0.5MHz-145MHZ_High_OIP3_LNA_DL2EWN.gif29-Mar-2015 14:17 110K 
[IMG]0.8GHz-1.3GHz_Dual-Band_uStrip_BPF.gif27-Sep-2014 16:38 75K 
[IMG]1-3_Wavelength_Dipole_and_Matching_W4ULD.gif29-Aug-2013 16:10 48K 
[IMG]1-9_UNUN_Transformer.gif06-Jun-2013 16:27 42K 
[IMG]1-30MHz_Ultra_Hi-Dynamic_LNA_YU1AW.gif29-Nov-2009 03:13 45K 
[IMG]1.1GHz-1.2GHz_VFO_Prescaler_Out_WA9HUV.gif03-Aug-2014 09:38 21K 
[IMG]1.1GHz_J-pole_Ant.gif27-Sep-2016 17:41 91K 
[IMG]1.1GHz_PLL.gif27-Sep-2016 17:41 24K 
[IMG]1.1GHz_Prescaler.gif17-May-2016 13:55 8.8K 
[IMG]1.1GHz_divide_by_10_prescaler_MC12080.gif31-Jul-2016 17:10 27K 
[IMG]1.2GHz-2.4GHz_Freq_Doubler_K1CCL.gif20-Jan-2012 19:11 87K 
[IMG]1.2GHz-2.4GHz_Wideband_Horn_Ant_OE9PMJ.gif24-Jan-2014 13:28 160K 
[IMG]1.2GHz_10W_2nd_Harm_Resonat_PA.gif09-Jan-2011 10:35 9.3K 
[IMG]1.2GHz_VCO_MMIC_MAR-3.gif11-Dec-2015 14:16 28K 
[IMG]1.3GHz-2.4GHz_Cup_Dipole_Horn_Ant_G8ATD.gif10-Apr-2012 05:27 33K 
[IMG]1.3GHz-2.4GHz_Short_Backfire_Ant_G8ATD.gif10-Apr-2012 05:27 43K 
[IMG]1.3GHz-to-144MHz_TRV_F6CER.gif02-Dec-2017 14:31 138K 
[IMG]1.3GHz-to-432MHz_RX_Converter_DJ8ES.gif29-Mar-2011 05:40 149K 
[IMG]1.3GHz_0.5W_PA_DC1OP.gif29-Mar-2011 05:40 168K 
[IMG]1.3GHz_0.25dB-NF_16dB-G_LNA_DF7KB.gif20-Feb-2011 11:27 73K 
[IMG]1.3GHz_1W_PA_IW2BC.gif29-Nov-2009 03:13 61K 
[IMG]1.3GHz_2.4GHz_3.4GHz_BPF_DL3NQ.gif05-Feb-2011 14:40 186K 
[IMG]1.3GHz_10W_Linear_PA_DJ1EE.gif20-Feb-2011 11:27 141K 
[IMG]1.3GHz_30W_PA_F4CIB.gif19-Jul-2012 13:25 40K 
[IMG]1.3GHz_45W_PA_G8ATD.gif10-Apr-2012 05:27 263K 
[IMG]1.3GHz_144MHz_RX_Converter_DL4NA.gif08-Jul-2014 06:09 37K 
[IMG]1.3GHz_144MHz_TRV_OE9PMJ.gif29-Nov-2009 03:13 79K 
[IMG]1.3GHz_ATV_Downconverter.gif29-Nov-2009 03:13 67K 
[IMG]1.3GHz_ATV_TX_FM_IZ3CTS.gif17-May-2016 13:55 162K 
[IMG]1.3GHz_ATV_TX_I1KFH.gif26-Feb-2015 11:17 354K 
[IMG]1.3GHz_Circular_Waveguide_Horn_G8ATD.gif10-Apr-2012 05:27 14K 
[IMG]1.3GHz_Cross-Coupled_Reson_uStrip_BPF.gif16-Mar-2012 18:25 79K 
[IMG]1.3GHz_FMTV_RX_ZL1WTT.gif17-May-2016 13:55 31K 
[IMG]1.3GHz_GaAs_LNA_MGF1400_DJ9HO.gif08-Jul-2014 06:09 7.9K 
[IMG]1.3GHz_LNA.gif22-Jan-2011 15:18 7.6K 
[IMG]1.3GHz_LNA_MGF1302_OH3MCK.gif29-Nov-2009 03:13 80K 
[IMG]1.3GHz_LNA_PE1BVJ.gif29-Nov-2009 03:13 26K 
[IMG]1.3GHz_Low_PN_Cavity_Stabilized_VCO.gif13-Sep-2010 09:34 28K 
[IMG]1.3GHz_Signal_Generator_W6PQL.gif29-Nov-2009 03:13 84K 
[IMG]1.3GHz_Signal_Source_DL1RQ.gif29-Mar-2011 05:40 183K 
[IMG]1.3GHz_Signal_Source_G4DDK.gif12-Aug-2012 12:18 40K 
[IMG]1.3GHz_Signal_Source_N6TX.gif08-Jul-2014 06:09 128K 
[IMG]1.3GHz_Transverter_DB9LN-DB6NT.gif29-Nov-2009 03:13 36K 
[IMG]1.3GHz_VCO.gif29-Mar-2011 05:40 45K 
[IMG]1.3GHz_VCO_DF5FC.gif29-Mar-2011 05:40 75K 
[IMG]1.3GHz_VCO_Emitter_Noise_Feedback.gif29-Nov-2009 03:13 13K 
[IMG]1.3GHz_divide_by_1000_Prescaler.gif17-May-2016 13:55 45K 
[IMG]1.3GHz_uStrip_Slow-Wave_Resonator.gif16-Mar-2012 18:25 18K 
[IMG]1.4GHz-to-121MHz_Dual_Converter_VK6ZT.gif28-Apr-2015 03:49 383K 
[IMG]1.5GHz-1.9GHz_Microstrip_Ring_LO.gif05-Sep-2011 06:27 17K 
[IMG]1.5GHz-2.5GHz_Sweep_VCO.gif11-Jan-2014 17:17 79K 
[IMG]1.5GHz-2GH_VCO_WA6DYW.gif27-Sep-2014 16:37 9.3K 
[IMG]1.5GHz_4-pole_Elliptic_uStrip_BPF.gif16-Mar-2012 18:25 22K 
[IMG]1.5GHz_Coax-Resonator_LO_DB1NV.gif29-Mar-2011 05:40 37K 
[IMG]1.5GHz_Cut-off_Quasilumped_uStrip_HPF.gif16-Mar-2012 18:26 19K 
[IMG]1.5GHz_Cut-off_uStrip_HPF.gif16-Mar-2012 18:26 22K 
[IMG]1.5GHz_LNA_YT3MV.gif29-Mar-2011 05:40 90K 
[IMG]1.5MHz-50MHz_LNA-PA.gif18-Oct-2009 06:12 48K 
[IMG]1.5MHz-50MHz_LNA-PA_YU1LM.gif29-Nov-2009 03:13 49K 
[IMG]1.5V_to_5V_200mA_Converter.gif17-Jan-2014 06:22 22K 
[IMG]1.5kHz-15kHz_Low_Dist_0.001%_Osc.gif16-Sep-2012 06:15 56K 
[IMG]1.5kHz-15kHz_Low_Dist_0.001percent_Osc.gif05-May-2016 04:09 56K 
[IMG]1.6-30MHz_300W_PA_BLF177.gif29-Nov-2009 03:13 107K 
[IMG]1.6GHz-to-134MHz_RX_Converter_DF9DA.gif29-Mar-2011 05:40 251K 
[IMG]1.6GHz_2-pole_Dual-Mode_uStrip_BPF.gif16-Mar-2012 18:26 17K 
[IMG]1.6GHz_Dual-Mode_Microstrip_Filter.gif08-Mar-2013 19:03 24K 
[IMG]1.6MHz-30MHz_100W_PA_RD100HHF1.gif29-Mar-2015 14:17 91K 
[IMG]1.6MHz-32MHz_Signal_Gen_W4LJD.gif27-Feb-2012 14:55 228K 
[IMG]1.6MHz-33MHz_Signal_Gen_ZL2PD.gif12-Jul-2012 06:12 59K 
[IMG]1.6MHz-54MHz_Linear_MOSFET_SD2933_PA.gif19-Jul-2015 11:55 127K 
[IMG]1.6MHz-to-150MHz_Modulated_Grid-Dip_Meter.gif29-Nov-2009 03:13 26K 
[IMG]1.6MHz_30MHz_20W_MRF475_PA.gif06-Aug-2013 11:36 100K 
[IMG]1.7GHz_1dB-NF_14dB-G_LNA_DJ6PI.gif20-Feb-2011 11:27 69K 
[IMG]1.7GHz_2dB-NF_23dB-G_LNA_DJ6PI.gif20-Feb-2011 11:27 92K 
[IMG]1.7MHz-31MHz_Signal_Gen_W1FB.gif11-Mar-2014 15:50 37K 
[IMG]1.7MHz-210MHz_Field_Tester.gif02-Dec-2017 14:31 155K 
[IMG]1.8-30MHz_250W_IRF820_PA_DK6AE.gif18-Jan-2011 14:20 32K 
[IMG]1.8GHz-2.8GHz_VCO_W0DTV.gif20-Sep-2014 03:37 9.4K 
[IMG]1.8GHz_Class-F_Power_MESFET_LOs.gif11-Dec-2015 14:16 24K 
[IMG]1.8MHz-2MHz_SSB_Superhet_RX.gif17-Nov-2016 11:58 257K 
[IMG]1.8MHz-2MHz_Seiler_VFO_G3BIK.gif15-May-2014 17:56 9.2K 
[IMG]1.8MHz-3.8MHz_Antenna_Phasometer_K9MLD.gif12-Oct-2014 10:34 95K 
[IMG]1.8MHz-7.3MHz_VFO_W1FB.gif11-Mar-2014 15:50 37K 
[IMG]1.8MHz-7MHz_25W_MOSFET_PA_VK3XU.gif10-Dec-2017 08:35 104K 
[IMG]1.8MHz-10.1MHz_25W_MOSFET_PA_W1FB.gif15-Nov-2014 17:44 91K 
[IMG]1.8MHz-18MHz_5W_BD139_PA_W8DIZ.gif26-Feb-2015 11:17 52K 
[IMG]1.8MHz-18MHz_5W_PA.gif20-Apr-2012 04:24 91K 
[IMG]1.8MHz-30MHz_10W_IRF510_PA.gif06-Oct-2010 13:30 64K 
[IMG]1.8MHz-30MHz_10W_MOSFET_PA.gif06-Oct-2010 13:30 30K 
[IMG]1.8MHz-30MHz_15W_PA_W8DIZ.gif29-Nov-2009 03:13 55K 
[IMG]1.8MHz-30MHz_30W_MOSFET_PA_DL2EWN.gif11-Feb-2012 16:57 79K 
[IMG]1.8MHz-30MHz_QRP_SWR_Bridge_W8DIZ.gif31-Jul-2016 17:10 59K 
[IMG]1.8MHz-54MHz_6W_PA_DL2EWN.gif22-Jan-2011 15:19 39K 
[IMG]1.8MHz-54MHz_400W_MOSFET_PA_OE2KHM.gif22-Jan-2011 15:19 29K 
[IMG]1.8MHz-54MHz_Preselector_MFJ-1040.gif01-Jan-2010 16:02 58K 
[IMG]1.8MHz-1300MHz_Return_Loss_Bridge_HA8ET.gif16-Jun-2013 12:42 70K 
[IMG]1.8MHz-to-10.1MHz_5W_MOSFET_PA.gif16-Jan-2012 13:35 33K 
[IMG]1.8MHz-to-14MHz_High_Performance_RX_Converter_W1FB.gif18-Feb-2014 04:50 33K 
[IMG]1.8MHz-to-28MHz_TRV_YO2IS.gif29-Nov-2009 03:13 56K 
[IMG]1.8MHz-to-52MHz_50W_PD55035_PA_DL2EWN.gif21-Feb-2014 17:40 32K 
[IMG]1.8MHz_40dB_Loop_Ant_Preamp_W1FB.gif15-Nov-2014 17:44 103K 
[IMG]1.8MHz_Active_Loop_Antenna_G3OUC.gif08-Jul-2014 06:09 233K 
[IMG]1.8MHz_High-Performance_Front_End_W7ZOI.gif31-Jan-2014 15:56 423K 
[IMG]1.8MHz_Phasing_DSB_Generator_W3FQJ.gif23-May-2014 10:04 39K 
[IMG]1.8MHz_Push-Pull_X-tal_LO_W3FQJ.gif20-May-2014 16:52 11K 
[IMG]1.8MHz_QRP_TRX_G3TXQ.gif14-Dec-2009 11:52 111K 
[IMG]1.8MHz_TRX_G3TXQ.gif21-Feb-2010 21:59 50K 
[IMG]1.9MHz-30MHz_PA_FT-757.gif27-Sep-2016 17:41 28K 
[IMG]1.9MHz-30MHz_PA_IC-756.gif27-Sep-2016 17:41 26K 
[IMG]1.25V-25V_2.5A_PS.gif29-Nov-2009 03:13 29K 
[IMG]1.33GHz-to-5.34GHz_Quadrupler_DL1RQ.gif29-Mar-2011 05:40 179K 
[IMG]1.42GHz_to_5.7GHz_Multiplier_F1HPR.gif29-Nov-2009 03:13 38K 
[IMG]1.65MHz_AM_QRP_TX.gif29-Nov-2009 03:13 78K 
[IMG]1.68GHz_LO.gif17-Nov-2016 11:58 16K 
[IMG]1.78GHz_10W_LDMOS_PA.gif09-Jan-2011 10:35 9.0K 
[IMG]1.78GHz_Class-F_PA.gif29-Nov-2009 03:13 7.4K 
[IMG]1.93MHz-to-1.98MHz_Very-Stable_VFO_W8DIZ.gif29-Nov-2009 03:13 45K 
[IMG]1.150GHz_LNA_Coax-Resonator_DB1NV.gif29-Mar-2011 05:40 39K 
[IMG]1GHz-1.5GHz_VCO_DB1NV.gif19-Jan-2011 17:01 40K 
[IMG]1GHz-1.6GHz_VCO_DB1NV.gif19-Jan-2011 17:01 29K 
[IMG]1GHz-8GHz_Cascode_LNA.gif24-Sep-2010 12:19 21K 
[IMG]1GHz-16GHz_Wideband_Horn_Ant.gif16-Mar-2014 14:18 80K 
[IMG]1GHz-to-1.3GHz_Signal_Source_G4DDK.gif14-Dec-2009 11:52 53K 
[IMG]1GHz-to-10GHz_Marker_Generator_DB6NT.gif29-Mar-2011 05:41 64K 
[IMG]1GHz_3-pole_Open-Stub_uStrip_LPF.gif16-Mar-2012 18:26 17K 
[IMG]1GHz_3-pole_uStrip_LPF.gif16-Mar-2012 18:26 17K 
[IMG]1GHz_4-pole_Dual-Mode_Open-Loop_uStrip_BPF.gif16-Mar-2012 18:26 73K 
[IMG]1GHz_Cut-off_Elliptic_uStrip_LPF.gif16-Mar-2012 18:26 22K 
[IMG]1GHz_Differential_VCO_Amplitude_Control.gif29-Nov-2009 03:18 17K 
[IMG]1GHz_Dual-Mode_Open-Loop_BPF.gif16-Mar-2012 18:26 57K 
[IMG]1GHz_Harmonic_Downconverter_N6GN.gif27-Sep-2014 16:37 89K 
[IMG]1GHz_Inverse-Class-F_PA.gif29-Nov-2009 03:18 7.4K 
[IMG]1GHz_JFET_ustrip_LO.gif18-Feb-2014 04:50 22K 
[IMG]1GHz_SA_Front_End.gif11-Jan-2014 17:17 76K 
[IMG]1GHz_Test_LO_BFP450.gif11-Dec-2015 14:16 8.4K 
[IMG]1GHz_VCO_N6GN.gif27-Sep-2014 16:37 24K 
[IMG]1GHz_Very_Low_Phase_Noise_VCO.gif29-Nov-2009 03:19 27K 
[IMG]1GHz_Zero-Order-Resonators_BPF.gif12-Aug-2012 12:19 74K 
[IMG]1Hz-1MHz_Function_Gen.gif04-Apr-2014 12:40 140K 
[IMG]1Hz-1MHz_Sinewave_Sign_Gen.gif16-Sep-2012 06:15 78K 
[IMG]1Hz-10MHz_50ns-500ms_Pulse_Generator.gif23-Jun-2012 17:23 88K 
[IMG]1Hz-10MHz_V-to-F_Converter.gif16-Sep-2012 06:15 74K 
[IMG]1Hz-20MHz_Function_Gen_MAX038.gif22-Apr-2016 15:38 86K 
[IMG]1Hz-100kHz_SineWave_VCO.gif17-Jan-2014 06:22 29K 
[IMG]1MHz-1GHz_Absorption_Meter_GW1TDV.gif29-Nov-2009 03:19 6.5K 
[IMG]1MHz-5MHz_Goral_type_LO.gif29-Nov-2009 03:19 19K 
[IMG]1MHz-5MHz_X-tal_LOs_Current_Sources.gif13-Jun-2014 08:56 4.8K 
[IMG]1MHz-10MHz_TTL_X-tal_LO.gif11-Dec-2015 14:16 18K 
[IMG]1MHz-10MHz_VCO.gif16-Sep-2012 06:15 53K 
[IMG]1MHz-10MHz_VCO_OpAmp.gif04-Apr-2014 12:40 109K 
[IMG]1MHz-18MHz_Parallel_Mode_X-tal_LO_VK2ZTB.gif11-Jun-2014 14:45 15K 
[IMG]1MHz-20MHz_Weggeman_TTL_X-tal_LO_VK2ZTB.gif11-Jun-2014 14:45 6.4K 
[IMG]1MHz-25MHz_Clock_Oscillator.gif12-Aug-2012 12:19 8.8K 
[IMG]1MHz-30MHz_4W_Linear_PA_DJ7VY.gif20-Feb-2011 11:28 125K 
[IMG]1MHz-30MHz_15W_BJTs_PA.gif17-Nov-2016 11:58 14K 
[IMG]1MHz-30MHz_150W_Linear_PA.gif03-Dec-2009 14:48 39K 
[IMG]1MHz-30MHz_Gen_for_Ant-Analyzer_DJ8ES.gif22-Jan-2011 15:19 53K 
[IMG]1MHz-30MHz_Noise-Source_G1HSM.gif01-Dec-2009 16:56 19K 
[IMG]1MHz-30MHz_QRP_RX_KD1JV.gif01-Dec-2009 16:56 507K 
[IMG]1MHz-30MHz_Quartz_Tester_DK4KU.gif06-May-2011 07:41 9.7K 
[IMG]1MHz-34MHz_FM_Sign_Gen.gif17-Jan-2014 06:22 193K 
[IMG]1MHz-40MHz_1.5to1_50ohm-75ohm_UNUN_W2FMI.gif10-Dec-2011 13:55 18K 
[IMG]1MHz-40MHz_2.25to1_22ohm-50ohm_UNUN.gif10-Dec-2011 13:55 14K 
[IMG]1MHz-42MHz_SuperDipmeter_DK1HE-DL2FI.gif22-Jan-2011 15:19 70K 
[IMG]1MHz-60MHz_23dBm_Driver_DK4KU.gif06-May-2011 07:41 12K 
[IMG]1MHz-100MHz_10W_PA.gif19-Oct-2017 12:09 58K 
[IMG]1MHz-100MHz_35W_PA_UT2FW.gif28-Apr-2015 03:50 82K 
[IMG]1MHz-100MHz_Directional_Coupler.gif19-Jul-2015 11:55 106K 
[IMG]1MHz-100MHz_VFO_Stabilizer.gif24-Sep-2010 12:19 237K 
[IMG]1MHz-500MHz_Antenna_Analyzer_VK5JST.gif27-Nov-2013 17:34 212K 
[IMG]1MHz-500MHz_Low_RF_Power_Meter_WA4ZRP.gif17-Jun-2014 11:40 43K 
[IMG]1MHz-500MHz_Multimode_Phasing_Exciter_KK7B.gif01-Jan-2011 10:19 65K 
[IMG]1MHz-step_Harmonic_Marker_Generator.gif16-Jan-2011 17:21 69K 
[IMG]1MHz-to-30MHz_5W_PA.gif29-Nov-2009 03:19 25K 
[IMG]1MHz-to-120MHz_Wideband_VFO.gif19-Oct-2017 12:09 16K 
[IMG]1MHz_3-stages_LO_WA1SPI.gif08-Jul-2014 06:09 14K 
[IMG]1MHz_30MHz_Resistive_Amplifier.gif19-Oct-2017 12:09 26K 
[IMG]1MHz_Low_Distortion_X-tal_LO_K9EUI.gif18-Sep-2012 02:56 138K 
[IMG]1MHz_MOSFET_Vdd-Stable_LO.gif21-Feb-2014 17:40 26K 
[IMG]1MHz_Reinartz_LO.gif04-Oct-2012 12:36 31K 
[IMG]1MHz_Series-Tank_LC_LO.gif13-Jun-2014 08:56 8.2K 
[IMG]1MHz_Temp_Comp_Crystal_LO.gif06-Aug-2013 11:36 110K 
[IMG]1MHz_Very_Stable_X-tal_LO_VK2ZTB.gif11-Jun-2014 14:45 9.4K 
[IMG]1MHz_to_200MHz_Wideband_Vackar_VFO.gif19-Oct-2017 12:09 26K 
[IMG]1W_Audio_PA_LPF.gif31-Jan-2011 06:11 54K 
[IMG]1W_Audio_PA_with_compressor.gif18-Jul-2010 11:26 99K 
[IMG]1W_HF_CW_Transmitter.gif29-Nov-2009 03:19 64K 
[IMG]1chip_VFO-Stabilizer_G0UPL.gif29-Nov-2009 03:18 9.4K 
[IMG]1kHz-7kHz_VLF_RX.gif20-Jan-2012 19:11 161K 
[IMG]1kHz-12GHz_Wideband_LNA.gif20-Dec-2010 13:43 27K 
[IMG]1kHz-500MHz_Log_Det_20mV-dB_AD8307.gif27-Sep-2016 17:41 53K 
[IMG]1kHz-to-9MHz_Sinusoidal_Signal_Generator.gif24-Sep-2010 12:19 77K 
[IMG]1kHz-to-999kHz_PLL_Signal_Generator.gif24-Sep-2010 12:19 155K 
[IMG]1kHz_Quadrature_LO.gif17-May-2016 13:55 18K 
[IMG]1kHz_SineWave_LO.gif29-Nov-2009 03:19 14K 
[IMG]1kW_PEP_Power_Meter_WA1SPI.gif12-Oct-2014 10:35 35K 
[IMG]1nF-100uF_Capacimeter.gif24-Sep-2010 12:20 184K 
[IMG]1pF-1uF_4-digits_Capacimeter.gif23-Jun-2012 17:23 341K 
[IMG]1xGe_BJT_VHF_Air-Band_RX.gif30-Apr-2014 07:23 95K 
[IMG]2-to-1_Tube_Transformer_K2LB.gif20-Sep-2014 03:37 20K 
[IMG]2.1GHz-to-3.85GHz_VCO_S53MV.gif29-Mar-2011 05:41 144K 
[IMG]2.3GHz_0.3dB-NF_LNA_WD5AGO.gif01-Jun-2011 16:54 47K 
[IMG]2.3GHz_1.5W_PA_F1JGP.gif29-Nov-2009 03:19 41K 
[IMG]2.3GHz_4W_PA_F5EFD.gif29-Nov-2009 03:19 80K 
[IMG]2.3GHz_10W_PA_F1JGP.gif29-Nov-2009 03:19 128K 
[IMG]2.3GHz_20W_GaAs_PA_DJ9BV.gif01-Jul-2013 04:50 17K 
[IMG]2.3GHz_90W_PA_RF3933.gif01-Jul-2013 04:50 49K 
[IMG]2.3GHz_ATV_Upconverter_F1HPR.gif29-Nov-2009 03:19 62K 
[IMG]2.3GHz_BJT_VCO.gif11-Dec-2015 14:16 16K 
[IMG]2.3GHz_Cigar_Antenna_K4TJW.gif15-Nov-2014 17:44 27K 
[IMG]2.3GHz_Cofee-Can_Antenna_K4TJW.gif15-Nov-2014 17:44 39K 
[IMG]2.3GHz_Low_Power_Video_TX_W6ORG.gif15-Nov-2014 17:44 11K 
[IMG]2.3GHz_TRV_GM8OTI.gif20-Feb-2016 17:46 163K 
[IMG]2.3GHz_Transverter_DC8UG.gif29-Nov-2009 03:19 77K 
[IMG]2.3GHz_to_144MHz_Transverter_DB6NT.gif29-Nov-2009 03:19 55K 
[IMG]2.3GHz_to_432MHz_Converter_DL5NEG.gif29-Nov-2009 03:19 27K 
[IMG]2.4-2.8GHz_VCO.gif29-Nov-2009 03:19 6.8K 
[IMG]2.4GHz-5.6GHz_Dual-Band_uStrip_BPF.gif16-Mar-2012 18:26 108K 
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[IMG]5.7GHz_Beacon_F6BVA.gif29-Nov-2009 03:26 49K 
[IMG]5.7GHz_LNA_15dBGain_1.2dBNF.gif29-Nov-2009 03:26 28K 
[IMG]5.7GHz_PHEMT_LNA_WB5LUA.gif15-Nov-2014 17:45 27K 
[IMG]5.7GHz_Transverter_DB6NT.gif29-Nov-2009 03:26 34K 
[IMG]5.76GHz_G-50dB_Amplifier_DL1RQ.gif29-Mar-2011 05:41 119K 
[IMG]5.225MHz-5.575MHz_Franklin_Stable_VFO.gif01-Dec-2009 16:57 64K 
[IMG]5GHz_Interdigital_uStrip_BPF.gif26-Mar-2012 16:53 38K 
[IMG]5GHz_uStrip_MESFET_LO.gif11-Dec-2015 14:17 19K 
[IMG]5Hz-5MHz_Function_Gen_MAX038.gif22-Apr-2016 15:38 65K 
[IMG]5MHz-5.5MHz_Dual_MOSFET_VFO.gif27-Sep-2014 16:38 15K 
[IMG]5MHz-5.5MHz_Seiler_VFO_W1DTY.gif16-May-2014 18:07 69K 
[IMG]5MHz-5.5MHz_Stable_MOSFET_VFO_VE6ABX.gif25-May-2014 08:08 11K 
[IMG]5MHz-5.5MHz_Stable_VFO_G4UAZ.gif08-Jul-2014 06:10 135K 
[IMG]5MHz-5.5MHz_VFO.gif27-Feb-2012 14:56 59K 
[IMG]5MHz-5.5MHz_VFO_FT-707.gif15-Jun-2012 06:07 70K 
[IMG]5MHz-5.5MHz_VFO_G3SJX.gif08-Jul-2014 06:10 107K 
[IMG]5MHz-5.5MHz_Very_Stable_Seiler_VFO_OH2CD.gif23-May-2014 10:05 23K 
[IMG]5MHz-6MHz_Synthetic-Rock-Stable_VFO_W3JHR.gif19-Jul-2015 11:55 62K 
[IMG]5MHz-6MHz_VXO_Harmonic_Synthesizer_W3MT.gif10-Sep-2014 15:28 75K 
[IMG]5MHz-15MHz_Barrier_Mode_Harmonic_LO.gif13-Jun-2014 08:56 3.6K 
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[IMG]5MHz_10kHz-range_VFX.gif07-Nov-2017 16:09 13K 
[IMG]5MHz_Amplitude_Stabilized_LO.gif05-Oct-2012 09:26 46K 
[IMG]5MHz_IF_Amplifier_50dB_Gain-Control.gif03-Feb-2012 03:10 62K 
[IMG]5MHz_JFET-PNP_LC_LO.gif13-Jun-2014 08:56 3.3K 
[IMG]5MHz_Oven_Controlled_VXO_W2EUP.gif15-Jun-2012 06:07 381K 
[IMG]5MHz_RC_LO.gif05-Oct-2012 09:26 43K 
[IMG]5MHz_Stable_X-tal_LO_W4AAD.gif25-May-2014 08:08 16K 
[IMG]5MHz_Ultra_Low_Noise_Floor_X-tal_LO.gif07-Jan-2013 18:41 18K 
[IMG]5MHz_VFO_Stabilizer_PA0FRI.gif29-Nov-2009 03:27 69K 
[IMG]5MHz_VXO_with_ALC.gif15-Jan-2010 17:03 37K 
[IMG]5MHz_Very_Low_Noise_VFO_DJ2LR.gif17-Jun-2014 11:40 10K 
[IMG]5MHz_Very_low_Phase_Noise_X-tal_LO_Driscoll.gif22-Aug-2011 07:08 100K 
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[IMG]5V_to_pm15V_Reg_Converter.gif17-Jan-2014 06:22 22K 
[IMG]5W_80m_CW_Transceiver.gif29-Nov-2009 03:27 27K 
[IMG]5kHz-75kHz_Current_Controlled_LO_Vari-L.gif16-May-2014 18:07 9.4K 
[IMG]5th_Overtone_Tune_X-tal_LO.gif09-Mar-2012 09:07 148K 
[IMG]5th_Overtone_X-tal_Wenzel.gif14-Nov-2010 13:58 16K 
[IMG]5th_order_Overtone_X-tal_LO.gif17-Sep-2011 17:41 12K 
[IMG]5xGrid-Dip_Meters.gif29-Nov-2009 03:27 101K 
[IMG]6.0MHz-6.35MHz_VFO.gif29-Nov-2009 03:27 14K 
[IMG]6.144MHz_Variable-BW_X-tal_Filter_Ten-Tec.gif04-Apr-2014 12:41 53K 
[IMG]6GHz-16GHz_MESFET_VCO.gif11-Dec-2015 14:17 23K 
[IMG]6GHz_3-Pole_End-coupled_uStrip_BPF.gif16-Mar-2012 18:26 14K 
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[IMG]6MHz-6.4MHz_Low-Drift_VFO_N6NWP.gif04-Oct-2012 12:36 127K 
[IMG]6MHz-8MHz_VXO_Crystal_Oscillator.gif17-Sep-2011 17:41 12K 
[IMG]6MHz-9MHz_Superhet_SW_RX_W6XM.gif06-Sep-2014 13:49 50K 
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[IMG]6m-2m_FM_RX.gif28-Oct-2010 08:42 36K 
[IMG]6m-10m-20m_3xTrans_DSB_TRX.gif11-Mar-2014 15:50 40K 
[IMG]6m_1W_CW_TX_LY3LP.gif01-Jun-2014 12:10 17K 
[IMG]6m_AM_TRX_G3XBM.gif07-Nov-2017 16:09 76K 
[IMG]6m_Beacon_WB2AMU.gif22-Aug-2011 07:08 39K 
[IMG]6m_CW_TX_VE7GC.gif29-Nov-2009 03:27 16K 
[IMG]6m_DCR_LY3LP.gif01-Jun-2014 12:10 15K 
[IMG]6m_DSB_QRP_TX_W7ZOI.gif31-Jan-2014 15:57 311K 
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[IMG]6m_Superhet_RX_LA1185_LY3LP.gif01-Jun-2014 12:10 20K 
[IMG]6m_VFX_K1CLL.gif08-Jan-2012 18:18 259K 
[IMG]7-digits_Frequency_Counter_VU2IYI.gif20-Dec-2010 13:43 108K 
[IMG]7.0MHz-7.3MHz_VFO.gif29-Nov-2009 03:27 19K 
[IMG]7GHz-14GHz_MESFET_VCO.gif11-Dec-2015 14:17 19K 
[IMG]7GHz_LNA.gif24-Sep-2010 12:20 22K 
[IMG]7MHz-7.1MHz_VFO.gif27-Feb-2012 14:56 68K 
[IMG]7MHz-7.1MHz_VFO_W1FB.gif18-Mar-2011 14:59 113K 
[IMG]7MHz-7.1MHz_Very_Stable_VFO_K6BSU.gif18-Mar-2011 14:59 239K 
[IMG]7MHz-7.3MHz_Seiler_VFO_K4BGF.gif20-May-2014 16:53 16K 
[IMG]7MHz-7.3MHz_VFX_W1FB.gif15-Nov-2014 17:45 59K 
[IMG]7MHz-7.3MHz_Vackar_VFO_K4BGF.gif20-May-2014 16:53 12K 
[IMG]7MHz-10.5MHz_Iron_Vane_VFO_W0YBF.gif22-Jul-2014 10:41 12K 
[IMG]7MHz-11MHz_High_Performance_Regen_RX.gif17-Nov-2016 11:59 60K 
[IMG]7MHz-14MHz_1.5W_PA_W1FB.gif18-Feb-2014 04:51 29K 
[IMG]7MHz-to-14MHz_Push-Push_Freq_Doubler_W1FB.gif18-Feb-2014 04:51 14K 
[IMG]7MHz-to-14MHz_Push-Push_Freq_Doubler_W7ZOI.gif31-Jan-2014 15:57 101K 
[IMG]7MHz_0.5W_CW_TX_JH5ESM.gif24-Jan-2014 13:28 6.3K 
[IMG]7MHz_0.5W_CW_TX_K0VQY.gif16-May-2014 18:07 15K 
[IMG]7MHz_1.5W_CW_TX_F9BCU.gif10-Dec-2017 08:37 324K 
[IMG]7MHz_2.2W_CW_TX.gif03-Feb-2012 03:10 83K 
[IMG]7MHz_2W_CW_PA_IRF510_PA3FYM.gif31-Jul-2016 17:10 87K 
[IMG]7MHz_2W_One_BJT_CW_TX_W6BLZ.gif15-May-2014 17:57 24K 
[IMG]7MHz_2xFET_QRP_CW_ TX.gif30-Apr-2014 07:23 54K 
[IMG]7MHz_5W_SSB_PA_G4BWE.gif10-Dec-2017 08:37 59K 
[IMG]7MHz_10W_CW_TX_.gif02-Dec-2017 14:32 147K 
[IMG]7MHz_10W_Impedance_Transformers_PA_.gif19-Jan-2014 10:09 48K 
[IMG]7MHz_30W_HEXFET_PA.gif03-Feb-2012 03:10 110K 
[IMG]7MHz_50mW_1-Transistor_TX_W1FB.gif18-Feb-2014 04:51 13K 
[IMG]7MHz_60W_Class-B_MOSFET_PA_W1FB.gif23-Feb-2014 14:08 37K 
[IMG]7MHz_123mW_CW_TX.gif03-Feb-2012 03:10 43K 
[IMG]7MHz_200W_Class-E-F_MOSFET_PA_KN6EK.gif03-Dec-2009 14:48 104K 
[IMG]7MHz_AM-SSB-CW_RX_VU3NSH.gif20-Dec-2010 13:43 104K 
[IMG]7MHz_All-PNP_CW_TRX_JH5ESM.gif24-Jan-2014 13:28 80K 
[IMG]7MHz_All-PNP_DCR_JH5ESM.gif24-Jan-2014 13:28 54K 
[IMG]7MHz_CW-AM_TX.gif20-Apr-2012 04:25 37K 
[IMG]7MHz_CW_QRP_TX_JH5ESM.gif24-Jan-2014 13:28 79K 
[IMG]7MHz_CW_TRX_JK1XKP.gif24-Jan-2014 13:28 177K 
[IMG]7MHz_CW_TRX_W7EL.gif29-Nov-2009 03:27 60K 
[IMG]7MHz_CW_TX.gif29-Nov-2009 03:27 14K 
[IMG]7MHz_Crystal_Regenerative_RX_KR1S.gif01-Jun-2011 16:54 6.6K 
[IMG]7MHz_DCR_DG2XK.gif18-Jan-2011 14:20 66K 
[IMG]7MHz_DCR_EA1RCT.gif12-Jan-2011 09:59 17K 
[IMG]7MHz_Direct_Conversion_RX_W1FB.gif15-Nov-2014 17:45 114K 
[IMG]7MHz_Direct_Conversion_Receiver.gif29-Nov-2009 03:27 26K 
[IMG]7MHz_Direct_Conversion_TRX_W7ZOI.gif31-Jan-2014 15:57 605K 
[IMG]7MHz_Dual-Tone_Generator_DC4KU.gif20-Apr-2012 04:25 21K 
[IMG]7MHz_Hegau-SMD_QRP_TRX_DK1HE.gif29-Aug-2013 16:10 93K 
[IMG]7MHz_Improved_DCR_W1FB.gif15-Nov-2014 17:45 135K 
[IMG]7MHz_JUMA-RX1_DL1DMW.gif22-Jan-2011 15:19 38K 
[IMG]7MHz_Miss-Moskita_QRP_TRX_DK1HE.gif29-Aug-2013 16:10 71K 
[IMG]7MHz_Miss-Moskita_QRP_TRX_vMOS_DK1HE.gif28-Apr-2015 03:50 128K 
[IMG]7MHz_Multi-Q_Preselector_DK2AG.gif22-Jan-2011 15:19 13K 
[IMG]7MHz_Phantom_Coil_VXO_W3MT.gif23-Aug-2014 14:57 19K 
[IMG]7MHz_Pocket_RX_W7ZOI.gif31-Jan-2014 15:57 321K 
[IMG]7MHz_QRP_CW_TRX_W7BBX.gif01-Jun-2014 12:10 153K 
[IMG]7MHz_QRP_TRX_DL5NEG.gif29-Nov-2009 03:27 90K 
[IMG]7MHz_QRP_TRX_NE612_BD4IGH.gif31-Jul-2016 17:10 280K 
[IMG]7MHz_QRP_VFO_TX_W7ZOI.gif01-Dec-2009 16:58 151K 
[IMG]7MHz_QSK_VFO_NN1G.gif01-Dec-2009 16:58 205K 
[IMG]7MHz_Rock-Bending_DCR.gif24-Nov-2012 08:08 86K 
[IMG]7MHz_Rock-Bending_DCR_WI5W.gif15-Jan-2010 17:03 104K 
[IMG]7MHz_S7C_Superhet_RX.gif03-Feb-2012 16:38 137K 
[IMG]7MHz_SSB_RX_JH5ESM.gif24-Jan-2014 13:28 18K 
[IMG]7MHz_Seiler_CW_QRPP_TX_W3FQJ.gif23-May-2014 10:05 10K 
[IMG]7MHz_Stable_VFO_W1CER.gif11-Jun-2014 14:45 29K 
[IMG]7MHz_TAK-40_TRX_WA2EUJ.gif24-Nov-2012 08:08 424K 
[IMG]7MHz_TRX_DK6SX.gif29-Nov-2009 03:27 95K 
[IMG]7MHz_TRX_Santerre_F6FEO.gif29-Nov-2009 03:27 181K 
[IMG]7MHz_Ultra_Portable_QRP_TRX_W7ZOI.gif31-Jan-2014 15:57 409K 
[IMG]7MHz_VCO.gif03-Feb-2012 03:10 79K 
[IMG]7MHz_VCO_with_ALC.gif29-Mar-2015 14:17 31K 
[IMG]7MHz_VFO_2N3904-as-Varicap_W1FB.gif28-Apr-2015 03:50 35K 
[IMG]7MHz_VXO_NB6M.gif29-Nov-2009 03:27 45K 
[IMG]7MHz_Vackar_VFX_TX_K6BSU.gif18-Feb-2014 04:51 62K 
[IMG]7th_Overtone_LO.gif11-Dec-2015 14:17 30K 
[IMG]8-LED_S-meter_PWR-meter_PY2OHH.gif05-Apr-2013 15:33 55K 
[IMG]8-pole_LPF_4-pole_HPF_Audio_Amp_G0UPL.gif10-Feb-2014 18:28 32K 
[IMG]8-way_Power_Divider_W7PUA.gif11-Mar-2014 15:51 30K 
[IMG]8.1MHz_FM_X-tal_LO_W0JVA.gif08-Jun-2014 16:59 13K 
[IMG]8.5MHz_Ladder_X-tal_Filter.gif07-Jan-2013 18:41 49K 
[IMG]8.86MHz_SSB_X-tal_Filter_F5VOA.gif04-Oct-2012 12:37 56K 
[IMG]8.86MHz_USB-LSB-CW_BFO_DL6GL.gif21-Apr-2013 06:59 76K 
[IMG]8.125MHz_Elecraft-K3_X-tal_Filter.gif04-Oct-2012 12:37 78K 
[IMG]8GHz_Power_MESFET_LO.gif11-Dec-2015 14:17 14K 
[IMG]8MHz-1296MHz_Weak_Signal_Source_K6JYO.gif20-May-2014 16:53 24K 
[IMG]8MHz_CW_X-tal_Ladder_Filter_F2DC.gif28-Apr-2015 03:50 7.9K 
[IMG]8MHz_Phase_Modulator_W2NSD.gif20-Apr-2012 04:25 89K 
[IMG]8MHz_Phase_Modulator_W6SAI.gif16-May-2014 18:07 14K 
[IMG]8MHz_Phase_Modulator_WA6AJF.gif19-May-2014 17:35 13K 
[IMG]8MHz_SSB_X-tal_Ladder_Filter_F2DC.gif28-Apr-2015 03:50 66K 
[IMG]8MHz_Series_Resonance_X-tal_LO_WB2EGZ.gif08-Jul-2014 06:10 7.7K 
[IMG]8MHz_VXO.gif11-Dec-2015 14:17 30K 
[IMG]8MHz_Wide_Tuning_Range_VXO.gif13-Jun-2014 08:56 7.2K 
[IMG]8W_HF_PA_F6BQU.gif29-Nov-2009 03:29 57K 
[IMG]9-1_Ferrite_Bead_Choke_Balun.gif11-Mar-2014 15:51 36K 
[IMG]9.5GHz_Power_MESFET_Series_Feedback_LO.gif11-Dec-2015 14:17 13K 
[IMG]9.5GHz_Signal_Source_F6BVA.gif29-Nov-2009 03:29 46K 
[IMG]9.5GHz_uStrip_MESFET_VCO.gif11-Dec-2015 14:17 10K 
[IMG]9.5MHz_VXO_1percent.gif11-Mar-2014 15:51 34K 
[IMG]9MHz-IF_X-tal_Notch_Filter.gif12-Oct-2012 13:36 21K 
[IMG]9MHz-to-1.3GHz_Harmonics_Generator.gif24-Sep-2010 12:20 271K 
[IMG]9MHz_455kHz_IF_DC6HCL.gif31-Jan-2011 06:12 156K 
[IMG]9MHz_CW_Roofing_Filter_PA3AKE.gif09-Mar-2012 09:07 20K 
[IMG]9MHz_Cylinder_Tuned_Stable_VFO_W0YBF.gif06-Sep-2014 13:49 18K 
[IMG]9MHz_FM_IF_CA3089_DC4KU.gif30-Apr-2014 07:23 47K 
[IMG]9MHz_High-IP3_Quad-JFET_Amp_PA3AKE.gif09-Mar-2012 09:07 9.8K 
[IMG]9MHz_IF_Amp_32dBm-IP3_N6NWP.gif16-Mar-2014 14:18 38K 
[IMG]9MHz_IF_Amp_DJ2LR.gif03-Aug-2014 09:38 15K 
[IMG]9MHz_IF_Amplifier_DC4KU.gif06-May-2011 07:41 74K 
[IMG]9MHz_IF_Demod.gif11-Jul-2012 09:01 169K 
[IMG]9MHz_IF_FM_Det_CA3089_DJ2LR.gif17-Jun-2014 11:40 16K 
[IMG]9MHz_IF_Notch_Filter.gif22-Aug-2011 07:08 27K 
[IMG]9MHz_IF_Product_Det_W6HPH.gif25-Jun-2014 04:14 146K 
[IMG]9MHz_IF_SSB-Det_AGC_DJ2LR.gif17-Jun-2014 11:40 41K 
[IMG]9MHz_IF_with_AGC.gif03-Feb-2012 03:10 139K 
[IMG]9MHz_KVG_XF-9B_X-tal_Filter.gif25-Jun-2014 04:14 6.5K 
[IMG]9MHz_Ladder_Crystal_Filter.gif16-Jan-2011 17:21 19K 
[IMG]9MHz_Low_Distortion_X-tal_BFO_K1LOG.gif08-Jul-2014 06:10 13K 
[IMG]9MHz_PLL_BFO_W7GHM.gif25-Jun-2014 04:14 42K 
[IMG]9MHz_SSB_Exciter_I5BVH.gif18-Feb-2014 04:51 63K 
[IMG]9MHz_SSB_Exciter_SA602.gif10-Feb-2014 18:28 18K 
[IMG]9MHz_SSB_Exciter_SBL-1.gif10-Feb-2014 18:28 13K 
[IMG]9MHz_SSB_Gen_2xMOSFET.gif17-Nov-2016 11:59 104K 
[IMG]9MHz_SSB_Mod-Demod_DC4KU.gif16-Jan-2011 17:21 56K 
[IMG]9MHz_SSB_Mod_Phasing_Method_RSGB.gif14-Dec-2009 11:52 120K 
[IMG]9MHz_SSB_Modulator.gif29-Nov-2009 03:29 127K 
[IMG]9MHz_SSB_Modulator_W9KIT.gif19-May-2014 17:35 46K 
[IMG]9MHz_SSB_Phasing_Exciter.gif19-Jul-2012 13:26 105K 
[IMG]9MHz_SSB_Roofing_Filter_PA3AKE.gif09-Mar-2012 09:07 36K 
[IMG]9MHz_SSB_TRX_IF_DL6HA.gif31-Jan-2011 06:12 268K 
[IMG]9MHz_Sideband_MOSFET_LO_W3FQJ.gif08-Jun-2014 16:59 12K 
[IMG]9MHz_USB-LSB_BFO_DC4KU.gif06-May-2011 07:41 27K 
[IMG]9MHz_Varicap_BFO.gif18-Feb-2014 04:51 39K 
[IMG]10.1MHz-to-4MHz_Low-Noise_Converter.gif03-Feb-2012 03:09 65K 
[IMG]10.3GHz_Horn_for_Offset_Dish_RA3WDK.gif23-Jun-2012 17:23 219K 
[IMG]10.3GHz_PHEMT_LNA_WB5LUA.gif15-Nov-2014 17:44 35K 
[IMG]10.5GHz_DRO.gif29-Nov-2009 03:13 37K 
[IMG]10.5GHz_Signal_Source_F6BVA.gif29-Nov-2009 03:14 77K 
[IMG]10.5MHz_Phasing_SSB_Generator_W7CMJ.gif25-Jun-2014 04:13 14K 
[IMG]10.7MHz-455kHz_FM_IF_W4UCH.gif15-Nov-2014 17:44 46K 
[IMG]10.7MHz-455kHz_IF_MC1550_K1ZJH.gif25-Jun-2014 04:13 149K 
[IMG]10.7MHz-to-455kHz_Coversion_WA2GCF.gif08-Jun-2014 16:59 17K 
[IMG]10.7MHz_Stable_MOSFET_Amplifier.gif02-Dec-2017 14:31 80K 
[IMG]10.7MHz_Tuned_Ceramic_Resonator_VCO_K2BLA.gif20-Sep-2014 03:37 12K 
[IMG]10.7MHz_VXO_K1BLA.gif19-Jul-2012 13:25 12K 
[IMG]10.7MHz_Wide-Range_VXO.gif21-Feb-2014 17:40 29K 
[IMG]10.24GHz_GaAs_LNAs.gif29-Nov-2009 03:13 71K 
[IMG]10.95-11.7GHz_LNA-Downconverter_YU3UMV.gif19-Jan-2011 17:01 244K 
[IMG]10.106MHz_10kHz-range_VCXO_G4COL.gif17-Nov-2016 12:00 32K 
[IMG]10.140MHz_1W_CW_TX_JH5ESM.gif24-Jan-2014 13:28 60K 
[IMG]10GHz_1W_PA_DL1RQ.gif29-Mar-2011 05:41 255K 
[IMG]10GHz_1W_PA_F1JGP.gif29-Nov-2009 03:14 123K 
[IMG]10GHz_1W_PA_IW9ARO.gif12-Aug-2012 12:18 29K 
[IMG]10GHz_1W_SSB_PA_IW9ARO.gif26-Feb-2015 11:17 30K 
[IMG]10GHz_2W_PA_W1RIL.gif10-Apr-2012 05:27 72K 
[IMG]10GHz_4W_PA_DB6NT.gif29-Nov-2009 03:14 24K 
[IMG]10GHz_144MHz_RX_Converter_G3WDG.gif10-Dec-2017 08:35 56K 
[IMG]10GHz_144MHz_TRV_G3WDG.gif12-Aug-2012 12:18 315K 
[IMG]10GHz_200mW_PA_DB6NT.gif16-Jun-2013 12:42 143K 
[IMG]10GHz_ATV_Modulator_Gunn-Diode_GW6BWX.gif19-Jul-2012 13:25 116K 
[IMG]10GHz_ATV_PLL_TX_DG6RBP.gif10-Feb-2014 18:27 165K 
[IMG]10GHz_BPF_W1VT.gif10-Apr-2012 05:27 38K 
[IMG]10GHz_Beacon_W1GHZ.gif11-Dec-2011 14:48 254K 
[IMG]10GHz_Cut-off_uStrip_LPF.gif16-Mar-2012 18:26 32K 
[IMG]10GHz_DRO_Oscillator.gif29-Nov-2009 03:14 31K 
[IMG]10GHz_Data_Link_N6GN.gif19-Jul-2015 11:55 204K 
[IMG]10GHz_Divide_by_10_Prescaler_G8ATD.gif08-Jul-2014 06:09 48K 
[IMG]10GHz_FM_DRO_F6IWF.gif29-Mar-2011 05:41 112K 
[IMG]10GHz_G-18dB_NF-2dB_LNA_WB6IGP.gif15-Jan-2012 16:59 129K 
[IMG]10GHz_GaAs_LNA_N1BWT.gif29-Nov-2009 03:14 84K 
[IMG]10GHz_Harmonic_Downconverter_N6GN.gif27-Sep-2014 16:37 237K 
[IMG]10GHz_LNA.gif29-Nov-2009 03:14 11K 
[IMG]10GHz_LNA_G3WDG.gif19-Jul-2012 13:25 46K 
[IMG]10GHz_LNA_K5TRA.gif27-Sep-2016 17:41 155K 
[IMG]10GHz_LO_Multiplier_N1BWT.gif29-Nov-2009 03:14 48K 
[IMG]10GHz_PCB_Flange_to_Coax_Adapter_N6GN.gif27-Sep-2014 16:37 126K 
[IMG]10GHz_SWR-meter_AD8319.gif17-May-2016 13:55 86K 
[IMG]10GHz_Small_ATV_TX_HB9SLV.gif09-Mar-2012 09:06 177K 
[IMG]10GHz_TRX_Blocks_WB6IGP.gif23-Jun-2012 17:23 285K 
[IMG]10GHz_TRX_W1SNN.gif06-May-2012 12:01 661K 
[IMG]10GHz_TRX_from_Radar_Detector_WA5VJB.gif10-Apr-2012 05:27 112K 
[IMG]10GHz_Transverter.gif29-Nov-2009 03:14 88K 
[IMG]10GHz_Tuned_Gunn_Preamp_Ant_G3RPE.gif05-Feb-2011 14:40 112K 
[IMG]10GHz_Untuned_Gunn_Preamplifier_G3RPE.gif05-Feb-2011 14:40 43K 
[IMG]10GHz_Waveguide_Flange_to_Coax_Adapter_N6GN.gif27-Sep-2014 16:37 20K 
[IMG]10GHz_Weak_Signal_Source.gif05-Sep-2011 06:27 123K 
[IMG]10GHz_divide_by_100_Prescaler.gif17-May-2016 13:55 52K 
[IMG]10GHz_to_144MHz_TRV2_DB6NT.gif16-Jun-2013 12:42 24K 
[IMG]10GHz_to_144MHz_Transverter_DB6NT.gif29-Nov-2009 03:14 65K 
[IMG]10GHz_ustrip_BPF.gif16-Mar-2012 18:26 21K 
[IMG]10Hz-1MHz_RC_Signal_Gen.gif07-Nov-2017 16:09 63K 
[IMG]10Hz-10kHz_Frequency_meter_DVM_W3HB.gif06-May-2012 12:01 126K 
[IMG]10Hz-100kHz_Frequency-to-Voltage_Converter.gif24-Sep-2010 12:19 145K 
[IMG]10Hz-100kHz_RC_Signal_Gen.gif07-Nov-2017 16:09 34K 
[IMG]10Hz-100kHz_RC_Signal_Generator.gif11-Jan-2014 17:17 98K 
[IMG]10Hz_to_100kHz_Sinus-Rect_Generator_OE1MSA.gif18-Jan-2011 14:20 135K 
[IMG]10MHz-1GHz_PIN_Atten.gif20-Feb-2016 17:46 140K 
[IMG]10MHz-1GHz_VCO_RF2506.gif10-Dec-2017 08:35 27K 
[IMG]10MHz-1MHz_Marker_Generator_OE2TZL.gif29-Mar-2011 05:41 65K 
[IMG]10MHz-63MHz_X-tal_LO.gif16-Mar-2014 14:18 22K 
[IMG]10MHz-500MHz_Wideband_LNA.gif04-Nov-2017 03:54 16K 
[IMG]10MHz-600MHz_Automatic_Noise_Figure_Meter_K9IMM.gif03-Aug-2014 09:38 120K 
[IMG]10MHz-to-90MHz_1kW_MOSFET_PA.gif29-Nov-2009 03:14 231K 
[IMG]10MHz-to-220MHz_High-IP3_Norton_LNA_DC4KU.gif20-Apr-2012 04:24 12K 
[IMG]10MHz-to300MHz_Multiplier_DB1OV.gif03-Jul-2012 11:08 82K 
[IMG]10MHz_1W_TRX_NE-QRP.gif29-Nov-2009 03:14 34K 
[IMG]10MHz_2W_TRX_DJ1ZB.gif01-Dec-2009 16:56 305K 
[IMG]10MHz_3W_CW_TX_WB6VGE.gif15-Jan-2012 16:59 187K 
[IMG]10MHz_17dBm_Gumm_LO.gif14-Feb-2013 17:14 35K 
[IMG]10MHz_Cascode_X-tal_LO.gif22-Aug-2011 07:08 10K 
[IMG]10MHz_Diff_Gumm_LO.gif14-Feb-2013 17:14 20K 
[IMG]10MHz_GPS_Disciplined_LO_JA3GSE.gif17-Nov-2016 11:58 116K 
[IMG]10MHz_IF_BPF_W1FB.gif15-Nov-2014 17:44 43K 
[IMG]10MHz_LO_Controlled_by_GPS.gif10-Dec-2017 08:35 117K 
[IMG]10MHz_Low_Phase_Noise_X-tal_LO_Driscoll.gif09-Mar-2012 09:06 29K 
[IMG]10MHz_Meacham_Half-Bridge_X-tal_LO.gif05-Oct-2012 09:26 69K 
[IMG]10MHz_Meacham_Stable_X-tal_LO.gif05-Oct-2012 09:26 73K 
[IMG]10MHz_Overtone_XO.gif14-Nov-2010 13:58 15K 
[IMG]10MHz_QRP_TRX_PA2OHH.gif29-Nov-2009 03:14 29K 
[IMG]10MHz_SSB_Ladder_X-tal_Filter.gif29-Nov-2009 03:14 18K 
[IMG]10MHz_Stable_VFO.gif21-Apr-2011 15:30 17K 
[IMG]10MHz_TCXO-225.gif17-Nov-2016 11:58 59K 
[IMG]10MHz_Tank-Coupled_LO.gif22-Aug-2011 07:08 13K 
[IMG]10MHz_Third-Overtone_Pierce_LO.gif29-Nov-2009 03:14 15K 
[IMG]10MHz_Very_Low_PN_X-tal_LO.gif13-Sep-2010 09:34 33K 
[IMG]10MHz_WWV_WWVH_RX.gif17-Jan-2014 06:22 180K 
[IMG]10MHz_X-tal_Cascode_LO.gif29-Nov-2009 03:14 16K 
[IMG]10W-200W_Class_E-F_PA.gif29-Nov-2009 03:15 21K 
[IMG]10W_40m_CW_Transmitter.gif29-Nov-2009 03:15 9.3K 
[IMG]10W_HF_PA_MOSFET_LU8EHA.gif29-Nov-2009 03:15 49K 
[IMG]10W_HF_Power_Amplifier.gif29-Nov-2009 03:15 27K 
[IMG]10dB_Bridge-Tee_Pad_MOSFET.gif03-Feb-2012 03:09 35K 
[IMG]10kHz-10GHz_LED_Bargraph_Powermeter_W1GHZ.gif11-Dec-2011 14:48 48K 
[IMG]10kHz-30MHz_Ant_Preamplifier.gif16-Sep-2010 15:33 15K 
[IMG]10kHz-150kHz_Low_Freq_LO_WB2EGZ.gif08-Jul-2014 06:09 16K 
[IMG]10kHz-550kHz_to_1.01MHz-1.55MHz_RX_Converter.gif12-Oct-2014 10:34 540K 
[IMG]10kHz-step_PLL_for_2m_TRX_DK1OF.gif31-Jan-2011 06:10 206K 
[IMG]10kHz_30MHz_High_IP3_LNA_VN2222L.gif20-Sep-2014 03:37 29K 
[IMG]10m_1W_CW_TX_LY3LP.gif01-Jun-2014 12:09 70K 
[IMG]10m_1W_MOSFET_TX_LY3LP.gif01-Jun-2014 12:09 19K 
[IMG]10m_1Watter_TRX_W8DIZ.gif19-Oct-2017 12:09 203K 
[IMG]10m_10W_SSB_PA_NZ5G.gif22-Jan-2012 16:48 151K 
[IMG]10m_100mW_Beacon_LY3LP.gif01-Jun-2014 12:09 41K 
[IMG]10m_CW_DSB_TX.gif17-Jan-2014 06:22 85K 
[IMG]10m_CW_TRX_G3XBM.gif13-Sep-2010 09:34 16K 
[IMG]10m_CW_TRX_K8IQY.gif29-Nov-2009 03:14 55K 
[IMG]10m_DCR_LA1185_LY3LP.gif01-Jun-2014 12:09 19K 
[IMG]10m_DCR_LY3LP.gif01-Jun-2014 12:09 19K 
[IMG]10m_DCR_W6VEH.gif27-Sep-2014 16:37 19K 
[IMG]10m_DSB_TX_K4EPI.gif10-Apr-2012 05:27 193K 
[IMG]10m_DSB_TX_WA4ADG.gif09-Mar-2012 09:06 205K 
[IMG]10m_Preamp_W3HUC.gif15-Jun-2012 06:06 61K 
[IMG]10m_QRP_TX_CW_NB6M.gif29-Nov-2009 03:14 69K 
[IMG]10m_SSB_TRX.gif29-Nov-2009 03:14 305K 
[IMG]10m_SSB_TX_NZ5G.gif11-Jan-2012 17:43 629K 
[IMG]10m_Superhet_RX_LA1185_LY3LP.gif01-Jun-2014 12:09 17K 
[IMG]10m_Superhet_RX_WB2AGV.gif23-Jun-2012 17:23 609K 
[IMG]11.059MHz_SSB_Generator.gif07-Jan-2013 18:41 142K 
[IMG]11.2MHz_X-tal_LO_Driscoll_KO4BB.gif09-Mar-2012 09:06 90K 
[IMG]11.3GHz_14.3GHz_MESFET_VCO.gif20-Dec-2010 13:43 13K 
[IMG]11.3MHz_Differential_LO_DL1ADR.gif19-Jun-2013 16:49 11K 
[IMG]11.5MHz_SSB_Exciter_HEF4052.gif31-Jan-2014 15:56 47K 
[IMG]11MHz-34MHz_VCO_Const_Amplitude.gif15-Jun-2012 06:06 126K 
[IMG]11MHz_VFO_W7ZOI.gif07-Jan-2013 18:41 55K 
[IMG]12.5GHz_Decimal_Divider_DG0VE.gif18-Jan-2011 14:20 33K 
[IMG]12GHz-by-1000_Prescaler_DG6RBP.gif29-Nov-2009 03:16 51K 
[IMG]12GHz_Dynamic_Phase_Injection_VCO.gif04-Nov-2017 03:54 14K 
[IMG]12GHz_GaAs-FET_Mixer.gif12-Jan-2011 09:59 51K 
[IMG]12GHz_Series_Feedback_MESFET_LO.gif11-Dec-2015 14:16 24K 
[IMG]12GHz_Signal_Source_DB6NT.gif29-Nov-2009 03:16 37K 
[IMG]12GHz_Signal_Source_F6BVA.gif29-Nov-2009 03:16 85K 
[IMG]12GHz_divide_by_64_Prescaler.gif17-May-2016 13:55 13K 
[IMG]12Hz-to-70kHz_Simple_Function_Generator.gif11-Dec-2015 14:16 48K 
[IMG]12MHz-23MHz_Couplet_L-Tuned_MOSFET_VFO_W0YBF.gif22-Jul-2014 10:41 21K 
[IMG]12MHz_Ladder_X-tal_Filter_W1FB.gif15-Nov-2014 17:44 44K 
[IMG]12MHz_SSB_Generator_SN16913_JN1NGC.gif24-Jan-2014 13:28 25K 
[IMG]12MHz_SSB_X-tal_Ladder_Filter.gif28-Apr-2015 03:49 196K 
[IMG]12V-20A_PNP_PS.gif03-Jul-2012 11:09 45K 
[IMG]12V-to-18V_No-Inductor_DC_Converter_I1KFH.gif26-Feb-2015 11:17 64K 
[IMG]12V-to-110V.220V_DC-AC_300W_Inverter.gif27-Sep-2016 17:41 109K 
[IMG]12V_138V_DCDC_for_QRP_DL6GL.gif21-Apr-2013 06:59 15K 
[IMG]12V_Battery_Charger.gif29-Nov-2009 03:16 30K 
[IMG]12W_Audio_PA_TDA2030.gif21-May-2013 17:17 9.7K 
[IMG]12W_Low_Distortion_Single_Ended_VMOS_Audio_PA.gif21-May-2013 17:17 36K 
[IMG]12dB_Noise_Source_K6STI.gif11-Mar-2014 15:50 5.2K 
[IMG]12kHz-250kHz_to_3.5MHz_RX_Converter_K1RGO.gif06-Sep-2014 13:48 14K 
[IMG]12kHz-500kHz_PLL_Demod_4011.gif11-Feb-2012 16:57 60K 
[IMG]12kHz_1W_2percent-dist_LO.gif19-Oct-2017 12:09 23K 
[IMG]13.5MHz-14MHz_VFX.gif03-Feb-2012 16:37 115K 
[IMG]13.8V-20A_Protected_Linear_PS.gif11-Mar-2014 15:50 8.0K 
[IMG]13.8V-30A_Single-HexFet_PS_RA3WDK.gif23-Jun-2012 17:23 263K 
[IMG]13.8V_20A_BUZ11_PS.gif12-Aug-2012 12:19 100K 
[IMG]13.8V_23A_MOSFET_PS_KF9GQ.gif15-Jan-2012 16:59 132K 
[IMG]13.8V_25A_PS_F5JTZ.gif29-Nov-2009 03:16 76K 
[IMG]13.8V_Float-Charging_Power_Supply.gif29-Nov-2009 03:16 20K 
[IMG]13.56MHz_400W_Class-E_PA.gif29-Nov-2009 03:16 7.7K 
[IMG]13GHz_Frequency_Counter_Prescaler_N9ZIA.gif26-Mar-2012 16:52 59K 
[IMG]13GHz_divide_by_1000_prescaler_N9ZIA.gif21-Feb-2016 12:24 88K 
[IMG]13MHz-30MHz_BF244_LNA.gif06-Jun-2013 16:27 29K 
[IMG]13cm_GaAs_NE42484_LNA_DJ9BV.gif10-Feb-2014 18:27 54K 
[IMG]13m_1W_CW_TX_LY3LP.gif01-Jun-2014 12:09 16K 
[IMG]14.070MHz_RX_PSK31_DL6FAP.gif29-Nov-2009 03:17 19K 
[IMG]14MHz-21MHz_5W_CW_TX.gif11-Feb-2012 16:58 149K 
[IMG]14MHz-21MHz_5W_HEXFET_PA.gif03-Feb-2012 03:10 92K 
[IMG]14MHz-50MHz_Harmonic_PLL_VE5FP.gif20-May-2014 16:53 37K 
[IMG]14MHz-to-9MHz_Tuned_TRV_DL6HA.gif31-Jan-2011 06:11 163K 
[IMG]14MHz-to-144MHz_Up-conv_DL6HA.gif31-Jan-2011 06:11 82K 
[IMG]14MHz_1W_VFO_TX_W8PJ.gif01-Dec-2009 16:56 178K 
[IMG]14MHz_4W_QSK_TX_WB8VGE.gif06-May-2012 12:02 159K 
[IMG]14MHz_4W_VXO_TX.gif03-Feb-2012 03:10 163K 
[IMG]14MHz_10W_PA_LZ1DPN.gif19-Oct-2017 12:09 42K 
[IMG]14MHz_10W_TRX_JF1OZL.gif29-Nov-2009 03:18 53K 
[IMG]14MHz_25W_MOSFET_PA_F6BCU.gif29-Nov-2009 03:18 230K 
[IMG]14MHz_100W_2SK413_PA_RSGB.gif28-Oct-2010 08:41 28K 
[IMG]14MHz_100W_HEXFET_Class-E_PA.gif09-Jan-2011 10:36 8.7K 
[IMG]14MHz_High-IP3_LNA.gif03-Feb-2012 03:10 30K 
[IMG]14MHz_IQ_VFO.gif03-Feb-2012 16:37 156K 
[IMG]14MHz_PSK31_TRX_K1SWL.gif29-Nov-2009 03:18 85K 
[IMG]14MHz_SDR_QRP_TRX_4Z5KY.gif03-Feb-2012 03:10 163K 
[IMG]14MHz_SSB-CW_QRP_TRX_W7ZOI.gif01-Jan-2011 10:19 199K 
[IMG]14MHz_Simple_Superhet_RX_W7ZOI.gif01-Dec-2009 16:56 194K 
[IMG]14MHz_Stable_Doubler_VFO_W1CER.gif11-Jun-2014 14:45 31K 
[IMG]14MHz_Temp_Compensat_VFX.gif16-May-2014 18:07 10K 
[IMG]14MHz_VFX_W3MT.gif18-Feb-2014 04:50 21K 
[IMG]14MHz_VXO_NB6M.gif29-Nov-2009 03:18 33K 
[IMG]15.5MHz-to-16.1MHz_VFO.gif06-May-2012 12:02 125K 
[IMG]15Hz-to-2MHz_Ferranti-Wien_Bridge_Generator.gif11-Feb-2012 16:58 83K 
[IMG]15Hz_40kHz_Wienbridge_Signal_Gen_W6GXN.gif25-May-2014 08:08 18K 
[IMG]15MHz-60MHz_Pierce_MOSFET_LO_VK2ZTB.gif11-Jun-2014 14:45 6.7K 
[IMG]15MHz-65MHz_3rd_Overtone_LOs_VK2ZTB.gif11-Jun-2014 14:45 11K 
[IMG]15MHz-65MHz_Impedance-Inverting_LO_VK2ZTB.gif11-Jun-2014 14:45 13K 
[IMG]15MHz_30MHz_Linear_Amplifier.gif12-Jul-2012 06:12 78K 
[IMG]15MHz_Pierce_X-tal_LO.gif22-Aug-2011 07:08 23K 
[IMG]15MHz_Stable_Franklin_VFO_W5JJ.gif23-May-2014 10:04 11K 
[IMG]15m-10m_1W_CW_TX_W1FB.gif15-Nov-2014 17:44 131K 
[IMG]15m_1Watter_TRX_W8DIZ.gif19-Oct-2017 12:09 135K 
[IMG]15m_6W_TX_W7ZOI.gif31-Jan-2014 15:56 290K 
[IMG]15m_HiMite_TRX_K1SWL.gif28-Oct-2010 08:42 150K 
[IMG]15m_QRP_1.5W_TRX_W9SCH.gif01-Dec-2009 16:56 296K 
[IMG]15m_QRP_CW_TRX_MFJ-9015.gif15-May-2014 17:56 65K 
[IMG]15m_QRP_CW_TRX_PY2OHH.gif05-Apr-2013 15:33 110K 
[IMG]15m_SSB_TRX_WA4ZXF.gif07-Jan-2011 14:04 879K 
[IMG]15m_Tuthill_QRP_CW_TRX.gif15-May-2014 17:56 128K 
[IMG]16-pos_Up-Down_Switch.gif11-Dec-2015 14:16 37K 
[IMG]16.1MHz_VFO_BF960.gif07-Nov-2017 16:09 25K 
[IMG]17V_DC-DC_Supply_Nakamichi.gif27-Sep-2016 17:41 17K 
[IMG]18.100MHz_1W_TX_JH5ESM.gif24-Jan-2014 13:28 85K 
[IMG]18.556MHz_2-X-tal_Filter.gif25-Jun-2014 04:14 27K 
[IMG]18.556MHz_NarrowBand_X-tal_Filter_LA7MI.gif28-Apr-2015 03:49 31K 
[IMG]18MHz_FM_X-tal_LO_WB2EGZ.gif08-Jul-2014 06:09 14K 
[IMG]18MHz_IQ_TRX.gif03-Feb-2012 16:37 443K 
[IMG]18MHz_very_stable_constant_amplitude_LO.gif29-Nov-2009 03:18 55K 
[IMG]18W_0.08-dist_MOSFET_Audio_Amplifier.gif01-Jul-2013 04:50 76K 
[IMG]19.9MHz_VXO.gif09-Mar-2012 09:06 94K 
[IMG]19m-band_RX_TCA440_.gif10-Dec-2017 08:36 288K 
[IMG]20.3MHz_High-Stability_Lumped-Line_LO_W6HDM.gif20-Jan-2012 19:11 120K 
[IMG]20Hz-20kHz_Audio_Signal_Gen.gif07-Nov-2017 16:09 30K 
[IMG]20MHz-30MHz_LNA_OZ2OE.gif11-Jul-2012 09:00 104K 
[IMG]20MHz-50MHz-100MHz_X-tal_LOs.gif16-Mar-2014 14:18 33K 
[IMG]20MHz-50MHz_Regen_RX_Vari-L.gif16-May-2014 18:07 19K 
[IMG]20MHz-60MHz_3rd_Overtone_LO_VK2ZTB.gif11-Jun-2014 14:45 15K 
[IMG]20MHz-80MHz_High_IIP3_Norton_LNA.gif21-Apr-2013 06:59 40K 
[IMG]20MHz-100MHz_Butler_BJT-FET_LO_WB2EGZ.gif08-Jul-2014 06:09 12K 
[IMG]20MHz-100MHz_Overtone_X-tal_LO_WB2EGZ.gif08-Jul-2014 06:09 7.1K 
[IMG]20MHz-190MHz_Cascode_FET_LNA.gif15-Nov-2014 17:44 12K 
[IMG]20MHz-600MHz_Spectrum_Monitor.gif12-Oct-2014 10:35 1.0M 
[IMG]20MHz_Butler_X-tal_LO.gif07-Jan-2013 18:41 14K 
[IMG]20MHz_CB_Limitting_X-tal_LO.gif07-Jan-2013 18:41 14K 
[IMG]20MHz_Low_Distort_JFET_LO.gif07-Sep-2012 04:10 13K 
[IMG]20MHz_Very_Low_Dist_Colpitts_LO.gif25-May-2014 08:08 6.7K 
[IMG]20MHz_Very_Stable_ECL_LO.gif16-Mar-2014 14:18 14K 
[IMG]20W_Linear_PA_for_14MHz.gif29-Nov-2009 03:21 19K 
[IMG]20dB_Transformer_Directional_Coupler.gif08-Mar-2013 19:03 9.0K 
[IMG]20kHz-20MHz_Balanced_Active_RX_Antenna_PA0RDT.gif24-Oct-2015 16:03 52K 
[IMG]20kHz-to-5MHz_RX_Converter_Wenzel.gif04-Oct-2012 12:36 54K 
[IMG]20kHz_Very_Low_Distortion_0.003percent_Osc.gif18-Sep-2012 02:56 35K 
[IMG]20kHz_X-tal_LO_DK1AG.gif28-Apr-2015 03:50 10K 
[IMG]20m-or-30m_TRX_Norcal-2030.gif29-Nov-2009 03:20 360K 
[IMG]20m_1.5V-Power-Supply_TRX_DL2AVH.gif01-Dec-2009 16:56 514K 
[IMG]20m_1.5W_QRP_TRX_W7ZOI.gif01-Jun-2014 12:09 95K 
[IMG]20m_1W_TX_PA2OHH.gif29-Nov-2009 03:20 11K 
[IMG]20m_1Watter_TRX_W8DIZ.gif19-Oct-2017 12:10 198K 
[IMG]20m_2W_Vackar_VFO_CW_TX_W3QBO.gif25-May-2014 08:08 112K 
[IMG]20m_3W_TRX_S54S.gif19-Jan-2011 17:01 349K 
[IMG]20m_4W_QRP_TRX.gif30-Aug-2011 07:17 118K 
[IMG]20m_9W_SSB_TRX_PY2OHH.gif05-Apr-2013 15:33 122K 
[IMG]20m_10W_CW_TX_M0DGQ.gif21-May-2013 17:17 38K 
[IMG]20m_15W_CW_TRX_K1BQT.gif27-Sep-2014 16:37 119K 
[IMG]20m_All-Dual-Gate_MOSFET_RX_W1FB.gif21-Feb-2014 17:40 53K 
[IMG]20m_Bell-Ringer_CW_TRX_AA1TJ.gif29-Nov-2009 03:20 50K 
[IMG]20m_CW_QRP_TRX_K1BQT.gif12-Oct-2014 10:35 143K 
[IMG]20m_CW_TRX_7N3WVM.gif29-Nov-2009 03:20 32K 
[IMG]20m_CW_TRX_DC1YB.gif29-Nov-2009 03:20 63K 
[IMG]20m_CW_TRX_K8IQY.gif29-Nov-2009 03:20 78K 
[IMG]20m_CW_TRX_Norcal.gif29-Nov-2009 03:20 159K 
[IMG]20m_CW_Transmitter.gif29-Nov-2009 03:20 16K 
[IMG]20m_DCR_Active_Filter.gif28-Oct-2010 08:42 50K 
[IMG]20m_DCR_LY3LP.gif01-Jun-2014 12:09 17K 
[IMG]20m_DCR_W1FB.gif15-Nov-2014 17:44 56K 
[IMG]20m_DCR_W1VD.gif29-Nov-2009 03:20 72K 
[IMG]20m_DCR_with_AGC.gif07-Nov-2017 16:09 42K 
[IMG]20m_Direct_Conversion_RX_W1VD.gif18-Feb-2014 04:51 28K 
[IMG]20m_Direct_Conversion_Receiver.gif29-Nov-2009 03:20 48K 
[IMG]20m_Dual_Conversion_RX_K6SDX.gif17-Jun-2014 11:40 137K 
[IMG]20m_FDIM-2010_CW_TRX_NT7S.gif22-Feb-2014 08:20 118K 
[IMG]20m_Handheld_QRP_TRX_DK7IH.gif19-Oct-2017 12:10 84K 
[IMG]20m_ILER-20_SSB_TRX_EA3GCY.gif15-Nov-2014 17:44 147K 
[IMG]20m_MFJ-9420_5W_SSB-CW_TRX.gif03-Jan-2010 05:41 374K 
[IMG]20m_Micro-20_RX_K1BQT.gif15-Jun-2012 06:06 659K 
[IMG]20m_Micropower_15mA_SSB_RX_WB9FHC.gif25-May-2014 08:08 41K 
[IMG]20m_PSK-20_TRX_DL2FI.gif16-Jan-2011 17:21 81K 
[IMG]20m_QRP_ATU_M0DGQ.gif21-May-2013 17:17 36K 
[IMG]20m_QRP_CW_TRX_MFJ-9020.gif02-Dec-2017 14:32 184K 
[IMG]20m_QRP_CW_TRX_WB6NKJ.gif26-Mar-2012 16:52 405K 
[IMG]20m_QRP_SSB_TRX_KD1JV.gif03-Jan-2011 16:33 352K 
[IMG]20m_QRP_TRX_PA2OHH.gif29-Nov-2009 03:20 42K 
[IMG]20m_RX_PSK31_DG2SK.gif29-Nov-2009 03:20 25K 
[IMG]20m_RX_PY2OHH.gif05-Apr-2013 15:33 65K 
[IMG]20m_Regen_RX_F9GY.gif19-Jul-2012 13:26 20K 
[IMG]20m_Regen_RX_G3RJT.gif19-Jul-2012 13:26 13K 
[IMG]20m_SSB_50W_TRX_YO3AVE.gif29-Nov-2009 03:20 415K 
[IMG]20m_SSB_CW_RX_I0SJX.gif18-Feb-2014 04:51 154K 
[IMG]20m_SSB_RX_KG4CUY.gif20-Apr-2012 04:24 315K 
[IMG]20m_SSB_RX_M0DGQ.gif21-May-2013 17:17 35K 
[IMG]20m_SSB_RX_MC3362_K9AY.gif10-Dec-2017 08:36 86K 
[IMG]20m_SSB_Receiver.gif29-Nov-2009 03:21 216K 
[IMG]20m_SSB_TRX_EMF500.gif25-Jun-2014 04:14 140K 
[IMG]20m_SSB_TRX_W5BAA.gif25-May-2014 08:08 89K 
[IMG]20m_Superhet_RX_N3ECZ.gif20-Sep-2014 03:37 36K 
[IMG]20m_Superhet_SSB_RX_K1BQT.gif06-Sep-2014 13:49 255K 
[IMG]20m_Superhet_TRX_NN1G.gif01-Dec-2009 16:56 251K 
[IMG]20m_Superhet_TRX_WB5IPM.gif23-Jun-2012 17:24 1.0M 
[IMG]20m_TRX_G4ENA.gif21-Feb-2010 21:59 83K 
[IMG]20m_Two-Fer_TRX_WU2J.gif01-Dec-2009 16:56 320K 
[IMG]20m_Two-Superhet_RX_K9AY.gif01-Dec-2009 16:56 265K 
[IMG]20m_tuned_IF_SSB_RX.gif31-Jul-2016 17:10 122K 
[IMG]21MHz-42MHz_Freq_Doubler_W6GXN.gif20-May-2014 16:53 9.8K 
[IMG]21MHz-105MHz_Impedance _Inverting_X-tal_LO.gif17-Sep-2011 17:41 12K 
[IMG]21MHz_Emitter_Tuned_LNA_WA5SNZ.gif23-May-2014 10:05 38K 
[IMG]21MHz_QRP_TRX_JF1OZL.gif29-Nov-2009 03:21 133K 
[IMG]21MHz_VCXO_G3MEV.gif21-Feb-2010 21:59 7.0K 
[IMG]22.5MHz-135MHz_Freq_Multiplier_DK1OF.gif31-Jan-2011 06:11 99K 
[IMG]23-13-9cm_Very_Low_Noise_Amplifier_G4DDK.gif11-Feb-2012 16:58 141K 
[IMG]23GHz_Subharmonic_Mixer_with_Coupler.gif22-Apr-2016 15:38 7.4K 
[IMG]23MHz_VXO_W6JFR.gif12-Jan-2011 09:59 35K 
[IMG]23cm-70cm_TRV_I2SG.gif29-Nov-2009 03:21 208K 
[IMG]23cm_13cm_9cm_VLNA_G4DDK.gif12-Aug-2012 12:19 142K 
[IMG]23cm_13cm_Dual-Stage_LNA_DJ6PI.gif20-Feb-2011 11:28 204K 
[IMG]23cm_35W_PA_W3HQT.gif29-Aug-2013 16:10 243K 
[IMG]23cm_ATV_TX_FM.gif29-Nov-2009 03:21 33K 
[IMG]23cm_Active_Yagi_Antenna.gif19-Oct-2017 12:10 7.2K 
[IMG]23cm_Band_Tunable_GaAs_LNA_PA4DAN.gif19-Oct-2017 12:10 18K 
[IMG]23cm_FM_ATV_TX_DL1SNG.gif22-Jan-2011 15:19 58K 
[IMG]23cm_FM_TRX_PA3FYM.gif31-Jul-2016 17:10 390K 
[IMG]23cm_LNA_PE1PZN.gif30-Apr-2014 07:23 122K 
[IMG]24GHz_80mW_F1GHB.gif29-Nov-2009 03:21 48K 
[IMG]24GHz_200mW_PA_DB6NT.gif29-Mar-2011 05:41 157K 
[IMG]24GHz_HEMT_LNA_WA3RMX.gif29-Nov-2009 03:21 49K 
[IMG]24GHz_Rat-Race_Mixer.gif22-Apr-2016 15:38 30K 
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[IMG]24MHz-to-7MHz_RX_Converter.gif29-Nov-2009 03:21 99K 
[IMG]24MHz_FM_Modulator_W6SAI.gif16-May-2014 18:07 7.9K 
[IMG]24MHz_FM_X-tal_LO.gif29-Mar-2011 05:41 30K 
[IMG]24MHz_VXO.gif21-Apr-2011 15:30 18K 
[IMG]25MHz-420MHz_Tunable_BPF_K6RIL.gif16-May-2014 18:07 57K 
[IMG]25MHz-520MHz_Tuned_LNA.gif27-Sep-2016 17:41 16K 
[IMG]25kHz-370kHz_TTL_SN7400_VCO.gif13-Jun-2014 08:56 3.8K 
[IMG]26MHz-34MHz_Vackar_VFO.gif15-May-2014 17:56 11K 
[IMG]27MHz-40MHz_Lumped_Component_Diplexer.gif29-Nov-2009 03:21 29K 
[IMG]27MHz-to-SW_Converter.gif24-Sep-2010 12:20 146K 
[IMG]27MHz_1kW_Low_Cost_MOSFET_PA.gif29-Nov-2009 03:21 107K 
[IMG]27MHz_1kW_PA_ARF446_ARF447.gif04-Nov-2017 03:54 103K 
[IMG]27MHz_2W_AM_TX.gif18-Feb-2014 04:51 59K 
[IMG]27MHz_2W_FM_TX_IW0CZP.gif30-Apr-2014 07:23 100K 
[IMG]27MHz_2W_Transmitter.gif29-Nov-2009 03:21 89K 
[IMG]27MHz_3-BJTs_Walkie_Talkie.gif16-Sep-2010 15:33 114K 
[IMG]27MHz_4-BJTs_Walkie_Talkie.gif16-Sep-2010 15:33 141K 
[IMG]27MHz_4W_Class-D_TX.gif12-Jul-2012 06:12 46K 
[IMG]27MHz_4W_PA.gif24-Sep-2010 12:20 12K 
[IMG]27MHz_6W_FM_TX.gif07-Nov-2017 16:09 20K 
[IMG]27MHz_10-tones_AM_modulated_TX.gif10-Dec-2017 08:36 193K 
[IMG]27MHz_400W_MOSFET_PA.gif07-Sep-2012 04:10 119K 
[IMG]27MHz_500W_Class-E_MOSFET_PA.gif29-Nov-2009 03:21 27K 
[IMG]27MHz_500W_Class-E_PA.gif29-Nov-2009 03:21 7.1K 
[IMG]27MHz_AM-FM_TX.gif29-Nov-2009 03:21 142K 
[IMG]27MHz_AM_4W_TX.gif30-Nov-2009 07:17 10K 
[IMG]27MHz_AM_6W_TRX.gif16-Sep-2010 15:33 221K 
[IMG]27MHz_Harmonics_Butler_X-tal_LO.gif13-Jun-2014 09:05 5.3K 
[IMG]27MHz_Micro-TRX.gif15-May-2014 17:56 33K 
[IMG]27MHz_Push-Push_X-tal_LO.gif17-Nov-2016 11:59 7.3K 
[IMG]27MHz_QRP_AM_TX.gif16-Jan-2011 17:21 21K 
[IMG]27MHz_QRP_FM_TRX.gif04-Apr-2014 12:40 194K 
[IMG]27MHz_RC_RX-TX.gif29-Nov-2009 03:21 16K 
[IMG]27MHz_RC_Receiver.gif29-Nov-2009 03:21 27K 
[IMG]27MHz_RX-TX_Remote.gif29-Nov-2009 03:21 49K 
[IMG]27MHz_Saturn_Walkie_Talkie.gif16-Sep-2010 15:33 273K 
[IMG]27MHz_Third-Overtone_TTL-out_LO.gif29-Nov-2009 03:21 14K 
[IMG]27MHz_Walkie-Talkie.gif29-Nov-2009 03:21 75K 
[IMG]27MHz_X-tal_Phase_Modulator.gif24-Mar-2011 15:52 95K 
[IMG]28.225MHz_Beacon.gif15-May-2014 17:56 48K 
[IMG]28MHz-144MHz_SSB_Upconverter_W6NBI.gif01-Jun-2014 12:09 29K 
[IMG]28MHz-432MHz_Upconverter_DJ6ZZ.gif05-Feb-2011 14:42 259K 
[IMG]28MHz-to-50MHz_TRV_RSGB.gif14-Dec-2009 11:52 108K 
[IMG]28MHz-to-432MHz_Linear_Upconverter.gif29-Nov-2009 03:22 174K 
[IMG]28MHz_5W_CW_TX.gif18-Feb-2014 04:51 161K 
[IMG]28MHz_10W_Vackar_VFO_TX_K2ZSQ.gif15-May-2014 17:56 18K 
[IMG]28MHz_15W_PA.gif20-Jan-2012 19:12 59K 
[IMG]28MHz_80W_SSB_PA_BLF246.gif29-Nov-2009 03:22 21K 
[IMG]28MHz_100W_Liinear_PA.gif03-Dec-2009 14:48 40K 
[IMG]28MHz_432MHz_Up-Converter_DJ9HO.gif08-Jul-2014 06:10 45K 
[IMG]28MHz_1296MHz_Upconverter_DF8QK.gif05-Feb-2011 14:42 262K 
[IMG]28MHz_Cascode_LO.gif13-Jun-2014 08:56 4.3K 
[IMG]28MHz_LNA_W1HR.gif25-Jun-2014 04:14 12K 
[IMG]28MHz_MOSFET_LNA_W1JAA.gif08-Jun-2014 16:59 19K 
[IMG]28MHz_No-Radiation_Regen_RX.gif15-May-2014 17:56 9.1K 
[IMG]28MHz_Regen_RX.gif18-Sep-2012 02:56 60K 
[IMG]28MHz_Signal_Source_W6GXN.gif20-May-2014 16:53 15K 
[IMG]28MHz_Super-Regenerative_RX.gif23-May-2014 10:30 11K 
[IMG]28MHz_Superregen_RX.gif23-May-2014 10:30 65K 
[IMG]28V-20A_Power_Supply.gif29-Nov-2009 03:22 28K 
[IMG]28V-50A_PS_F5UAM.gif29-Nov-2009 03:22 40K 
[IMG]28V_30A_PS_VK2BRD.gif10-Dec-2017 08:36 182K 
[IMG]29.85MHz_BPF.gif01-Jul-2013 04:50 83K 
[IMG]29.85MHz_Notch_Filter.gif01-Jul-2013 04:50 72K 
[IMG]29.450MHz_to_7MHz_RX_Converter_W2EEY.gif10-Apr-2012 05:28 116K 
[IMG]29MHz-51MHz_Tunable_PLL_W1KNI.gif25-May-2014 08:08 80K 
[IMG]29MHz-460MHz_Dual-FET_DIP_LO.gif22-Feb-2011 10:46 132K 
[IMG]30.2MHz-30.3MHz_Stable_MOSFET_VCO_WA9HUV.gif08-Jul-2014 06:10 35K 
[IMG]30.5V_1A_Super_Protected_Variable_PS.gif21-Feb-2014 17:40 35K 
[IMG]30A_Variable_PS_HexFet_RA3WDK.gif23-Jun-2012 17:24 81K 
[IMG]30Hz-100kHz_Sine_Wave_Gen_WA5SNZ.gif25-Jun-2014 04:14 97K 
[IMG]30MHz-4GHz_Up-Down_Mixer_LTC5510.gif04-Apr-2014 12:41 52K 
[IMG]30MHz-30.5MHz_Stable_VFO_W1OOP.gif16-May-2014 18:07 19K 
[IMG]30MHz-150MHz_30W_MOS_PA.gif06-Aug-2013 11:36 92K 
[IMG]30MHz-200MHz_VCO.gif29-Nov-2009 03:23 9.2K 
[IMG]30MHz-3400MHz_LNA_G4DDK.gif27-Aug-2011 17:19 129K 
[IMG]30MHz-BW_Flat_Amplitude_Phase_Shifter_SM5BSZ.gif02-Dec-2017 14:32 10K 
[IMG]30MHz-to-10.7MHz_RX_Converter_W4UCH.gif15-Nov-2014 17:45 17K 
[IMG]30MHz-to-250MHz_JFET_Vackar_VFO.gif19-Oct-2017 12:10 27K 
[IMG]30MHz_100W_MOSFET_PA.gif20-Apr-2012 04:24 60K 
[IMG]30MHz_300W_MOSFET_PA.gif29-Nov-2009 03:23 55K 
[IMG]30MHz_Disk_Tuned_Hartley_Stable_VFO_W0YBF.gif06-Sep-2014 13:49 21K 
[IMG]30MHz_GPS_Disciplined_LO_JA3GSE.gif17-Nov-2016 11:59 167K 
[IMG]30MHz_Wide_BW_IF_DJ7OO.gif25-Jun-2014 04:14 40K 
[IMG]30MHz_to_120MHz_VFO.gif19-Oct-2017 12:10 13K 
[IMG]30W_Low_Distortion_TIP_Audio_PA.gif19-Jul-2015 11:55 5.8K 
[IMG]30_meters_Plus_RX_N4EY.gif09-Mar-2012 09:07 379K 
[IMG]30kHz-70MHz_SDR_DR1_YU1LM.gif03-Feb-2012 03:10 49K 
[IMG]30kHz-to-30MHz_Sinusoidal_Signal_Generator.gif29-Nov-2009 03:22 44K 
[IMG]30kHz_30MHz_High-Gain_Active_Antenna.gif26-Feb-2015 11:17 63K 
[IMG]30m-40m_QRP_TRX_NZ5G.gif26-Mar-2012 16:53 455K 
[IMG]30m-to-40m_TRV_W1FB.gif23-Feb-2014 14:08 83K 
[IMG]30m_1.5W_CW_TX_W1FB.gif15-Nov-2014 17:44 85K 
[IMG]30m_1Watter_TRX_W8DIZ.gif19-Oct-2017 12:10 183K 
[IMG]30m_38-Special_Superhet_TRX_AC6AN.gif01-Dec-2009 16:57 192K 
[IMG]30m_72-PartChallange_QRP_TRX_KD1JV.gif15-Nov-2014 17:45 124K 
[IMG]30m_200W_PA_IRFP440_KF6NNZ.gif04-Nov-2017 03:54 9.5K 
[IMG]30m_Autodyne_RX_VK2ZAY.gif07-Nov-2017 16:09 43K 
[IMG]30m_CW_TRX_7N3WVM.gif29-Nov-2009 03:23 26K 
[IMG]30m_CW_TRX_K1SWL.gif29-Nov-2009 03:23 43K 
[IMG]30m_CW_TRX_K8IQY.gif29-Nov-2009 03:23 263K 
[IMG]30m_CW_TRX_Norcal.gif29-Nov-2009 03:23 299K 
[IMG]30m_CW_Transmitter.gif29-Nov-2009 03:23 147K 
[IMG]30m_Dirty-Thirty_RX_VE7BPO.gif29-Nov-2009 03:23 76K 
[IMG]30m_PSK31_TRX_NN1G.gif29-Nov-2009 03:23 65K 
[IMG]30m_QRP_CW_TRX_F6BQU.gif07-Sep-2012 04:10 138K 
[IMG]30m_QRP_CW_TX_WB8VGE.gif23-Jun-2012 17:24 91K 
[IMG]30m_QRP_TRX_K8IF.gif03-Dec-2009 14:48 283K 
[IMG]30m_QRP_TRX_KD1JV.gif07-Sep-2012 04:10 104K 
[IMG]30m_SSB_Superhet_Receiver.gif29-Nov-2009 03:23 193K 
[IMG]30m_Superhet_SSB_RX_KC1V.gif21-Feb-2014 17:40 61K 
[IMG]30m_Z-match_VK2ZAY.gif07-Nov-2017 16:09 50K 
[IMG]31m_Regen_RX_AA7EE.gif29-Mar-2015 14:17 205K 
[IMG]34MHz-40MHz_VCO_K4IPV.gif27-Sep-2014 16:37 11K 
[IMG]36.1MHz_Wireless_Encoded_TRX.gif17-Jan-2014 06:22 187K 
[IMG]36MHz_FM_Doubler.gif11-Dec-2015 14:17 20K 
[IMG]37.5MHz_3rd_Overtone_Clock_LO.gif31-Jul-2016 17:10 29K 
[IMG]38MHz-42MHz_PLL.gif08-Jan-2012 18:18 296K 
[IMG]40-70MHz_3band_Frequency_Stabilizer_DC4KU.gif14-Dec-2009 11:52 139K 
[IMG]40.5MHz_+23dBm_X-tal_LO_DC4KU.gif06-May-2011 07:41 17K 
[IMG]40MHz-80MHz_Low_PN_VCO.gif13-Sep-2010 09:34 42K 
[IMG]40MHz-800MHz_CATV_LNA.gif24-Sep-2010 12:20 67K 
[IMG]40MHz-to-70MHz_VCO.gif29-Nov-2009 03:24 39K 
[IMG]40MHz-to-800MHz_28dB-Gain_Amplifier.gif29-Nov-2009 03:24 25K 
[IMG]40MHz_Overtone_LO_PA0WSP.gif28-Oct-2010 08:42 70K 
[IMG]40W_88-108MHz_PA.gif29-Nov-2009 03:24 8.9K 
[IMG]40W_HF_PA_MOSFET_WA2EBY.gif29-Nov-2009 03:24 35K 
[IMG]40dB_Audio_Notch_Filter.gif22-Aug-2011 07:08 12K 
[IMG]40kHz-200MHz_RF_Voltmeter_WA6NIL.gif15-Jan-2012 16:59 208K 
[IMG]40m-10m-to-80m_RX_Converter_VE3GFN.gif19-May-2014 17:35 36K 
[IMG]40m-17m_QRP_Antenna_Coupler_SWR_KI6SN.gif15-May-2014 17:56 72K 
[IMG]40m-20m_CW_TRX_LZ3AI.gif29-Nov-2009 03:23 43K 
[IMG]40m-20m_Superhet-DC_RX_DL1DH.gif22-Jan-2011 15:19 33K 
[IMG]40m-20m_to_80m_RX_Converter_VE3GFN.gif23-May-2014 10:05 41K 
[IMG]40m-or-20m_RockMite_CW_TRX_K1SWL.gif15-Jan-2010 17:03 114K 
[IMG]40m-to-11m_TRV_PY2MG.gif29-Nov-2009 03:23 45K 
[IMG]40m_1.5W_CW_TRX_W1FB.gif15-Nov-2014 17:45 646K 
[IMG]40m_1.5W_Rock-Steady_TRX_K8IF.gif01-Dec-2009 16:57 240K 
[IMG]40m_1W_CW_TRX_W6XM.gif12-Oct-2014 10:35 63K 
[IMG]40m_1W_CW_TRX_WB5DJE.gif22-Jul-2014 10:41 207K 
[IMG]40m_1Watter_TRX_W8DIZ.gif19-Oct-2017 12:10 201K 
[IMG]40m_3xFET_DCR.gif24-Sep-2010 12:20 24K 
[IMG]40m_5W_CW_TX_N1HFX.gif29-Nov-2009 03:24 9.9K 
[IMG]40m_5W_MOSFET_PA_WB8VGE.gif15-Jun-2012 06:07 103K 
[IMG]40m_5W_PA_BD139_VU2JMX.gif20-Feb-2016 17:47 6.0K 
[IMG]40m_5W_TRX_JABURU.gif17-Nov-2016 11:59 111K 
[IMG]40m_5W_TRX_PY2OHH.gif05-Apr-2013 15:33 52K 
[IMG]40m_5W_TX_MOSFET.gif29-Nov-2009 03:24 7.9K 
[IMG]40m_5W_VFO_CW_TX_W6EAC.gif15-May-2014 17:56 110K 
[IMG]40m_8W_SSB_TRX_Ararinha_PY2OHH.gif05-Apr-2013 15:33 110K 
[IMG]40m_8W_SSB_TRX_PY2OHH.gif05-Apr-2013 15:33 100K 
[IMG]40m_10W_CW_TX_M0DGQ.gif21-May-2013 17:17 25K 
[IMG]40m_10W_CW_TX_WA4MTH.gif11-Jun-2014 14:45 86K 
[IMG]40m_10W_PA_PY2MG.gif29-Nov-2009 03:23 34K 
[IMG]40m_10W_SSB_TRX_PY2OHH.gif05-Apr-2013 15:33 110K 
[IMG]40m_12W_TX_NB6M.gif29-Nov-2009 03:23 66K 
[IMG]40m_20m_25W_PA_W7ZOI.gif31-Jan-2014 15:56 163K 
[IMG]40m_20m_CW_TX.gif19-Oct-2017 12:10 400K 
[IMG]40m_20m_DCR.gif31-Jul-2016 17:10 53K 
[IMG]40m_20m_DCR_Subharmonic_Mixer.gif19-Oct-2017 12:10 64K 
[IMG]40m_30m_20m_RX_KD1JV.gif19-Oct-2017 12:10 87K 
[IMG]40m_30m_Super-Gainer_RX_GM4HTU.gif10-Dec-2017 08:36 85K 
[IMG]40m_50W_2xIRF510_PA_AC2CZ.gif19-Oct-2017 12:10 13K 
[IMG]40m_74HC4053_RX_KD1JV.gif01-Dec-2009 16:57 135K 
[IMG]40m_75W_CW_PA_W6EI.gif20-Jan-2012 19:12 126K 
[IMG]40m_200W_CW_PA_W6EI.gif20-Jan-2012 19:12 119K 
[IMG]40m_ALBA-II_SSB_QRP_TRX.gif31-Jul-2016 17:10 360K 
[IMG]40m_AM-CW-SSB_Regenerative_RX.gif29-Nov-2009 03:24 32K 
[IMG]40m_AM-SSB_Dual_Conversion_RX_PY2OHH.gif05-Apr-2013 15:33 56K 
[IMG]40m_AM_CW_SSB_RX_PY2OHH.gif05-Apr-2013 15:33 58K 
[IMG]40m_Binaural_IQ_Receiver_KK7B.gif29-Nov-2009 03:24 108K 
[IMG]40m_CCS_Superhet_RX_WB0RMT.gif01-Dec-2009 16:57 69K 
[IMG]40m_CRX-1_Superhet_SSB_RX.gif22-Jul-2014 10:41 68K 
[IMG]40m_CW-DSB_TRX_PY2MG.gif29-Nov-2009 03:24 81K 
[IMG]40m_CW-SSB_Receiver.gif29-Nov-2009 03:24 184K 
[IMG]40m_CW-SSB_TRX_KD1JV.gif27-Nov-2013 17:34 442K 
[IMG]40m_CW_RX_DK6SX.gif16-Jan-2011 17:21 113K 
[IMG]40m_CW_SPATZ_TRX_DK1HE.gif18-Jan-2011 14:20 67K 
[IMG]40m_CW_TRX_2N2222_K8IQY.gif26-Feb-2015 11:17 65K 
[IMG]40m_CW_TRX_K8IQY.gif29-Nov-2009 03:24 101K 
[IMG]40m_CW_TRX_Norcal.gif29-Nov-2009 03:24 290K 
[IMG]40m_CW_TRX_PY2MG.gif29-Nov-2009 03:24 69K 
[IMG]40m_CW_TX_PY2MG.gif29-Nov-2009 03:24 31K 
[IMG]40m_DB-25_QRP_TRX_WA5JAY.gif01-Dec-2009 16:57 90K 
[IMG]40m_DCR_AA1JJ.gif31-Jul-2016 17:10 61K 
[IMG]40m_DCR_BF173.gif07-Nov-2017 16:09 21K 
[IMG]40m_DCR_BF981.gif07-Nov-2017 16:09 34K 
[IMG]40m_DCR_DL2YEO.gif29-Nov-2009 03:24 19K 
[IMG]40m_DCR_MC3361_PY2OHH.gif05-Apr-2013 15:33 35K 
[IMG]40m_DCR_VU2ESE.gif29-Nov-2009 03:24 13K 
[IMG]40m_DSB-CW_QRP_TX_WA5WWN.gif23-Jun-2012 17:24 124K 
[IMG]40m_Direct_Conversion_RX.gif20-Apr-2012 04:24 41K 
[IMG]40m_Direct_Conversion_TRX_WA3ENK.gif27-Sep-2014 16:38 147K 
[IMG]40m_Dual_Conversion_RX_K6SDX.gif08-Jul-2014 06:10 125K 
[IMG]40m_ET-1_One-FET_TRX_W2UW.gif20-Jan-2012 19:12 138K 
[IMG]40m_EverReady_TRX_WA6AHL.gif01-Dec-2009 16:57 174K 
[IMG]40m_Forty-9er_TRX_N6KR.gif01-Dec-2009 16:57 192K 
[IMG]40m_Handbook_TRX_WB6TMH.gif01-Dec-2009 16:57 269K 
[IMG]40m_Hybrid_TRX_W6XM.gif23-Aug-2014 14:56 124K 
[IMG]40m_ILER-40_SSB_TRX_EA3GCY.gif15-Nov-2014 17:45 148K 
[IMG]40m_MRX-40_RX_K8IDN.gif14-Dec-2009 11:52 119K 
[IMG]40m_Micro40-DSB_TRX_VK3YE.gif17-May-2016 13:55 328K 
[IMG]40m_MicroT2_SSB-CW_TX.gif15-Jan-2010 17:03 206K 
[IMG]40m_Mizuho-DC7d_CW_TRX.gif06-Oct-2010 13:30 146K 
[IMG]40m_Mizuho-DC7x_CW_TRX.gif06-Oct-2010 13:30 199K 
[IMG]40m_OCR_Regen_RX_N1BYT.gif29-Aug-2013 16:10 33K 
[IMG]40m_Open-QRP_TRX_K1EL.gif19-Oct-2017 12:10 61K 
[IMG]40m_Paraceiver_AA1TJ.gif29-Nov-2009 03:24 35K 
[IMG]40m_QRP_CW_TX_WB8VGE.gif01-Dec-2009 16:57 200K 
[IMG]40m_QRP_DSB_TX_PY2OHH.gif05-Apr-2013 15:33 45K 
[IMG]40m_QRP_KN-Q7_TRX_ZL2PD.gif12-Jan-2011 09:59 102K 
[IMG]40m_QRP_TRX_KD1JV.gif07-Sep-2012 04:10 104K 
[IMG]40m_QRP_TRX_N4HCJ.gif01-Dec-2009 16:57 146K 
[IMG]40m_QRP_TRX_VU3PRX.gif23-Feb-2014 14:08 246K 
[IMG]40m_QRP_TRX_W3TS.gif01-Dec-2009 16:57 218K 
[IMG]40m_QRP_TX_W7ZOI.gif31-Jan-2014 15:56 515K 
[IMG]40m_QSK_40W_PA_N5HNN.gif22-Jan-2012 16:48 196K 
[IMG]40m_RX_PY2OHH.gif05-Apr-2013 15:33 14K 
[IMG]40m_Regenerative_RX_VK3IQ.gif20-Jan-2012 19:12 63K 
[IMG]40m_Rock-Bender_3W_TX_WI5W.gif06-May-2012 12:02 76K 
[IMG]40m_SDR_PY2MG.gif29-Nov-2009 03:24 63K 
[IMG]40m_SMK2_QRP_CW_TRX_AD6A.gif26-Feb-2015 11:17 42K 
[IMG]40m_SOP_Receiver_N2CX.gif29-Nov-2009 03:24 23K 
[IMG]40m_SSB-CW_QRP_TRX_KD1JV.gif04-Nov-2017 03:54 116K 
[IMG]40m_SSB_QRP_TRX_G4BWE.gif10-Dec-2017 08:37 278K 
[IMG]40m_SSB_RX_M0DGQ.gif21-May-2013 17:17 42K 
[IMG]40m_SSB_RX_PA2HS.gif23-Feb-2014 14:08 132K 
[IMG]40m_SSB_TRX_JG1EAD.gif14-Nov-2010 13:58 93K 
[IMG]40m_SSB_TRX_PQD5_XQ5FOD.gif29-Nov-2009 03:24 75K 
[IMG]40m_SSB_TRX_PY2MG.gif29-Nov-2009 03:24 55K 
[IMG]40m_SSB_TRX_PY2OHH.gif05-Apr-2013 15:33 103K 
[IMG]40m_SSB_TRX_W6IBC.gif27-Nov-2013 17:34 195K 
[IMG]40m_SST-1_QRP_TRX_W9ZTK.gif20-Jan-2012 19:12 531K 
[IMG]40m_Sensistive_Direct_Conversion_Receiver.gif03-Feb-2014 07:28 64K 
[IMG]40m_Simple_Superhet_AA1TJ.gif27-Jan-2012 16:15 106K 
[IMG]40m_Simple_Superhet_RX_W1FB.gif15-Nov-2014 17:45 66K 
[IMG]40m_Smallest_TRX_PY2OHH.gif05-Apr-2013 15:33 6.1K 
[IMG]40m_Superhet_RX_MC3361_PY2OHH.gif05-Apr-2013 15:33 46K 
[IMG]40m_Superhet_RX_PY2OHH.gif05-Apr-2013 15:33 43K 
[IMG]40m_Superhet_SSB_RX_W6XM.gif22-Jul-2014 10:41 54K 
[IMG]40m_TRX_KD1JV.gif26-Feb-2015 11:17 107K 
[IMG]40m_TRX_MC3362_JG1EAD.gif29-Nov-2009 03:24 28K 
[IMG]40m_TRX_NT7S.gif29-Nov-2009 03:24 152K 
[IMG]40m_TTL_QRP_TRX_PY2OHH.gif05-Apr-2013 15:33 35K 
[IMG]40m_TTL_TRX_WB0NQM.gif22-Jan-2012 16:48 152K 
[IMG]40m_The_QRP_Key_TX_WA8MCQ.gif01-Dec-2009 16:57 64K 
[IMG]40m_Tuna_Twin_Too_RX_KO4WX.gif01-Dec-2009 16:57 141K 
[IMG]40m_VFX_1MHz-Xtal_WA1SPI.gif08-Jul-2014 06:10 13K 
[IMG]40m_ZetaSDR_LY1GP.gif17-Nov-2016 11:59 86K 
[IMG]42MHz-to-72MHz_VCO.gif29-Nov-2009 03:24 29K 
[IMG]44.4-45.1MHz_PLL_VFO_PA0KSB.gif28-Oct-2010 08:42 347K 
[IMG]44.975MHz_X-tal_LO.gif04-Apr-2014 12:41 15K 
[IMG]45MHz-to-75MHz_VCO_W2VJN.gif03-Aug-2014 09:38 21K 
[IMG]45MHz-to-2050MHz_SA.gif27-Sep-2016 17:42 308K 
[IMG]45MHz_X-tal_Switch_LO_WB2EGZ.gif08-Jul-2014 06:10 11K 
[IMG]47GHz_to_94GHz_Frequency_Doubler.gif06-Oct-2010 13:30 37K 
[IMG]48MHz-to_48.7MHz_Stable_VFO_DL9FX.gif24-Mar-2011 15:53 121K 
[IMG]48MHz_FM_X-tal_LO.gif04-Oct-2012 12:36 57K 
[IMG]48MHz_VFO_Freq-Doub_DJ3MY.gif31-Jan-2011 06:12 165K 
[IMG]49MHz-55MHz_Superregen_RX.gif23-Aug-2014 14:57 151K 
[IMG]49MHz_Walkie-Talkie.gif29-Nov-2009 03:25 20K 
[IMG]49m_AM_RX_TCA440.gif20-Feb-2016 17:47 149K 
[IMG]50-150MHz_Crystal_Oscillator.gif29-Nov-2009 03:26 5.6K 
[IMG]50.15MHz_100mW_AM_TX.gif07-Nov-2017 16:09 21K 
[IMG]50.113MHz_VXO.gif03-Feb-2012 16:38 76K 
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[IMG]50MHZ_16W_MOSFET_PA.gif21-Feb-2010 21:59 11K 
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[IMG]50MHz-4GHz_Wideband_pHEMT_LNA_PSA4-5043.gif04-Nov-2017 03:54 146K 
[IMG]50MHz-8GHz_Log-Det_HMC713_F1OPA.gif17-Nov-2016 11:59 42K 
[IMG]50MHz-14MHz_Deluxe_RX_Converter_WB2EGZ.gif20-May-2014 16:53 93K 
[IMG]50MHz-14MHz_Low_Noise_RX_Converter_W6AJF.gif15-May-2014 17:57 89K 
[IMG]50MHz-14MHz_RX_Converter_WB2EGZ.gif15-May-2014 17:57 18K 
[IMG]50MHz-14MHz_TRV_W6HPH.gif18-Feb-2014 04:51 35K 
[IMG]50MHz-28MHz_RX_Converter_W2DUC.gif19-Jan-2014 10:09 84K 
[IMG]50MHz-50.240MHz_VCXO_S57NAN.gif27-Sep-2016 17:42 122K 
[IMG]50MHz-70MHz-144MHz_TRV_DC8RI.gif22-Apr-2016 15:38 378K 
[IMG]50MHz-70MHz_LNA_DL4ZAO.gif20-Feb-2016 17:47 340K 
[IMG]50MHz-100MHz_Overtone_Crystal_LO.gif17-Sep-2011 17:41 14K 
[IMG]50MHz-105MHz_X-tal_LO.gif16-Mar-2014 14:18 16K 
[IMG]50MHz-144MHz_Cascode_FET_LNA_WA2GCF.gif25-May-2014 08:08 9.9K 
[IMG]50MHz-144MHz_Printed_BP_LNA_W5KHT.gif20-May-2014 16:53 36K 
[IMG]50MHz-144MHz_Printed_Interdigital_BPF_W5KHT.gif20-May-2014 16:53 138K 
[IMG]50MHz-150MHz_Overtone_X-tal_LO_WB2EGZ.gif08-Jul-2014 06:10 12K 
[IMG]50MHz-900MHz_AM-FM_Tuner_PY2OHH.gif05-Apr-2013 15:33 64K 
[IMG]50MHz-to-27MHz_TRV_YC3LSB.gif16-Sep-2010 15:33 144K 
[IMG]50MHz-to-28MHz_RX_Converter_PY2MG.gif29-Nov-2009 03:26 43K 
[IMG]50MHz_0-100deg_Phase_Shifter_N6CA.gif20-Apr-2012 04:24 6.1K 
[IMG]50MHz_1-MOSFET_Superregen_RX_JF1OZL.gif21-May-2013 17:17 23K 
[IMG]50MHz_3W_PA.gif03-Feb-2012 16:38 41K 
[IMG]50MHz_6W_CW_TX.gif15-May-2014 17:57 35K 
[IMG]50MHz_16W_IRF610_PA.gif19-Jul-2012 13:26 12K 
[IMG]50MHz_20W_PA_KC1V.gif21-Feb-2014 17:40 33K 
[IMG]50MHz_28MHz_Converter.gif29-Nov-2009 03:26 12K 
[IMG]50MHz_28MHz_Transverter_DK7ZB.gif29-Nov-2009 03:26 76K 
[IMG]50MHz_30W_Beacon_N6CA.gif20-Apr-2012 04:25 104K 
[IMG]50MHz_35W_PA_DJ9FG.gif29-Nov-2009 03:26 48K 
[IMG]50MHz_40W_MOSFET_PA_DJ9FG.gif16-Jan-2011 17:21 66K 
[IMG]50MHz_100W_Power_Amplifier.gif29-Nov-2009 03:26 38K 
[IMG]50MHz_150W_PA_BLX15.gif29-Nov-2009 03:26 7.8K 
[IMG]50MHz_300W_Linear_MOSFET_PA.gif29-Nov-2009 03:26 84K 
[IMG]50MHz_350W_PA_2xBLX15.gif29-Nov-2009 03:26 7.6K 
[IMG]50MHz_360W_2xBLX15.gif29-Nov-2009 03:26 17K 
[IMG]50MHz_AM_TRX_JG1EAD.gif14-Nov-2010 13:58 94K 
[IMG]50MHz_BFPxxx_LNA_YU1AW.gif02-Nov-2010 13:57 51K 
[IMG]50MHz_Converter_JR1PWZ.gif16-Jan-2011 17:21 41K 
[IMG]50MHz_Crystal_Oscillator.gif29-Nov-2009 03:26 9.0K 
[IMG]50MHz_DSB_TX_KL7GLK.gif27-Jan-2012 16:15 210K 
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[IMG]50MHz_Exciter_KK7B.gif20-Feb-2016 17:47 20K 
[IMG]50MHz_FET_GND_Gate_VCO.gif02-Dec-2017 14:32 6.9K 
[IMG]50MHz_FET_LNA_W1FB.gif29-Nov-2009 03:26 7.9K 
[IMG]50MHz_FM_TRX_Audio-Data.gif29-Nov-2009 03:26 52K 
[IMG]50MHz_High-IP3_LNA_N6CA.gif20-Apr-2012 04:25 5.8K 
[IMG]50MHz_Mini-TRX_JK1OLP.gif16-Jan-2011 17:21 103K 
[IMG]50MHz_PLL_N7APE.gif22-Jan-2012 16:49 518K 
[IMG]50MHz_PLL_Synthesizer_W1KNI.gif01-Jun-2014 12:10 121K 
[IMG]50MHz_QRP_AM_TX.gif29-Nov-2009 03:26 21K 
[IMG]50MHz_QRP_CW_TX_W7ZOI.gif31-Jan-2014 15:56 232K 
[IMG]50MHz_RX_Converter_WB4KMB.gif08-Jun-2012 17:42 166K 
[IMG]50MHz_SDR_DM2CQL.gif22-Jan-2011 15:19 54K 
[IMG]50MHz_SSB-CW_TRX_7N3WVM.gif29-Nov-2009 03:26 178K 
[IMG]50MHz_SSB-CW_TRX_S54S.gif19-Jan-2011 17:01 513K 
[IMG]50MHz_SSB_TRX_JR1PWZ.gif11-Jul-2012 09:01 212K 
[IMG]50MHz_SSB_TRX_KD1JV.gif29-Nov-2009 03:26 47K 
[IMG]50MHz_Signal_Source_KK7B.gif20-Feb-2016 17:47 37K 
[IMG]50MHz_Superegenerative_Receiver.gif29-Nov-2009 03:26 66K 
[IMG]50MHz_VSWR_meter_FD1FLN.gif10-Dec-2017 08:37 60K 
[IMG]50MHz_transverter_OE9PMJ.gif29-Nov-2009 03:26 32K 
[IMG]50dB_Dynamic_Range_Compressor.gif23-Jun-2012 17:24 146K 
[IMG]50kHz-150kHz_X-tal_LO.gif16-Mar-2014 14:18 40K 
[IMG]50kHz-500kHz_Parallel_Mode_X-tal_LO_VK2ZTB.gif11-Jun-2014 14:45 6.7K 
[IMG]50kHz_70MHz_Spectrum_Analyzer_K7TAU.gif29-Aug-2013 16:10 222K 
[IMG]50kHz_500kHz_LO_DK1AG.gif28-Apr-2015 03:50 16K 
[IMG]50psec_Pulse_Generator.gif08-Mar-2013 19:03 13K 
[IMG]53MHz-553MHz_Spectrum_Monitor.gif19-Oct-2017 12:11 1.4M 
[IMG]55.2MHz_VCXO_KA7OEI.gif29-Nov-2009 03:27 82K 
[IMG]57.6MHz_Overtone_LO.gif11-Dec-2015 14:17 17K 
[IMG]57MHz_Fifth_Overtone_X-tal_LO_WB2EGZ.gif08-Jul-2014 06:10 10K 
[IMG]60-70MHz_Stabilized_VFO_DC4KU.gif04-Apr-2014 12:41 234K 
[IMG]60Hz_Adjustable-Q_Notch_Filter.gif06-Aug-2013 11:36 48K 
[IMG]60MHz-90MHz_PLL.gif02-Dec-2017 14:32 353K 
[IMG]60MHz_120MHz_VCO_DL8ZX.gif05-Feb-2011 14:42 97K 
[IMG]60kHz_Loop_Ant_Preamp_W9BTI.gif11-Jun-2014 14:45 64K 
[IMG]60kHz_RX_W4ZPS.gif27-Sep-2014 16:38 33K 
[IMG]62MHz-131MHz_VCO.gif27-Sep-2016 17:42 15K 
[IMG]65MHz-110MHz_Harmonic_X-tal_LO.gif16-Sep-2012 06:15 42K 
[IMG]65MHz-110MHz_Overtone_X-tal_LO_VK2ZTB.gif11-Jun-2014 14:45 16K 
[IMG]69MHz-5.5MHz_Converter_DG0ZB.gif22-Jan-2011 15:19 24K 
[IMG]69MHz-100MHz_VCO_IC-756.gif27-Sep-2016 17:42 38K 
[IMG]70-50MHz_to_28MHz_RX_Converter_DL7HG.gif22-Jan-2011 15:19 44K 
[IMG]70.2MHz_Sign_Gen_LY3LP.gif01-Jun-2014 12:10 23K 
[IMG]70MHz-109MHz_PLL_TX.gif16-Sep-2012 06:15 24K 
[IMG]70MHz-210MHz_VCO_MOSFET.gif29-Nov-2009 03:27 27K 
[IMG]70MHz-1350MHz_Wave_Absorbtionmeter_DJ2HF.gif05-Feb-2011 14:42 179K 
[IMG]70MHz-to-28MHz_TRV_9A7PJT.gif07-Nov-2017 16:09 344K 
[IMG]70MHz-to-28MHz_TRV_G4DDK.gif07-Nov-2017 16:09 126K 
[IMG]70MHz-to-560MHz_wideband_high-dynamic-range_LNA.gif29-Nov-2009 03:27 28K 
[IMG]70MHz_10W_SSB_PA_SD1143.gif19-Oct-2017 12:11 74K 
[IMG]70MHz_15W_PA_YO2LGX.gif06-Aug-2013 11:36 158K 
[IMG]70MHz_28MHz_TRV_YO2LGX.gif06-Aug-2013 11:36 165K 
[IMG]70MHz_28MHz_Transverter_OZ2M.gif29-Nov-2009 03:27 84K 
[IMG]70MHz_50MHz_TRV_YO2LGX.gif06-Aug-2013 11:36 247K 
[IMG]70MHz_50W_RD70HVF1_PA_SP2DMB.gif28-Apr-2015 03:50 90K 
[IMG]70MHz_150W_BLF147_PA_YU1AW.gif01-Jul-2013 04:50 134K 
[IMG]70MHz_150W_PA_YU1AW.gif29-Nov-2009 03:27 85K 
[IMG]70MHz_160W_PA_GI0GDP.gif29-Nov-2009 03:27 56K 
[IMG]70MHz_BF244_LNA.gif06-Jun-2013 16:27 22K 
[IMG]70MHz_BFPxxx_LNA_YU1AW.gif02-Nov-2010 13:58 50K 
[IMG]70MHz_Overtone_FM_LO_DJ2LR.gif08-Jun-2014 16:59 8.8K 
[IMG]70MHz_TRV_DF2FQ.gif29-Nov-2009 03:27 53K 
[IMG]70MHz_to_28MHz_1W_TRV_G3XBM.gif16-Jun-2013 12:43 87K 
[IMG]70MHz_to_28MHz_RX_Converter_G3XBM.gif16-Jun-2013 12:43 21K 
[IMG]70MHz_to_144MHz_TRV_ER1LW.gif16-Jun-2013 12:43 182K 
[IMG]70cm_100mW_Beacon_LY3LP.gif01-Jun-2014 12:10 50K 
[IMG]72MHz-to-76MHz_VCO_NA5N.gif13-Sep-2010 09:34 121K 
[IMG]72MHz_3-way_Divider_W1DAX.gif23-May-2014 10:05 7.7K 
[IMG]72MHz_144MHz_432MHz_1296MHz_10368MHz_Beacon.gif02-Dec-2017 14:32 346K 
[IMG]72MHz_NBFM_Modulator_OE6TH.gif31-Jan-2011 06:12 46K 
[IMG]74MHz-105MHz_Low_Noise_VCO.gif29-Nov-2009 03:27 16K 
[IMG]74MHz_VCO_NA5N.gif04-Oct-2012 12:37 140K 
[IMG]74dB_Gain_with_LM386_JF1OZL.gif24-Sep-2010 12:20 8.4K 
[IMG]75MHz_IF_Amp_DJ2LR.gif03-Aug-2014 09:38 17K 
[IMG]75MHz_Tripler_PE9GHz.gif16-Jun-2013 12:43 34K 
[IMG]75W_PA_144MHz_preamp.gif29-Nov-2009 03:27 49K 
[IMG]75m-20m_Minimum_Comp_Superhet_RX.gif11-Mar-2014 15:50 61K 
[IMG]75m_Antenna_Tuner_VE7GC.gif12-Aug-2012 12:19 11K 
[IMG]75m_DSB_TRX_KE7HR.gif29-Nov-2009 03:27 81K 
[IMG]75m_Phasing_SSB_Exciter_WA7JHZ.GIF29-Nov-2009 03:27 28K 
[IMG]75m_QRP_SSB_TRX_WA7JHZ.GIF29-Nov-2009 03:27 13K 
[IMG]75m_Voice_Powered_DSB_TX_AA1TJ.gif11-Mar-2014 15:50 65K 
[IMG]80MHz-300MHz_Seiler_VCO.gif12-Aug-2012 12:19 71K 
[IMG]80MHz-1000MHz_LO_DB1NV.gif19-Jan-2011 17:02 226K 
[IMG]80MHz_X-tal_LO_Driscoll_KO4BB.gif09-Mar-2012 09:07 38K 
[IMG]80W_3-30MHz_Power_Amplifier.gif29-Nov-2009 03:29 30K 
[IMG]80m,40m,20m_30W_SSB_PA_F8BCU.gif10-Dec-2017 08:37 215K 
[IMG]80m-6m_Vackar_VFO.gif15-Jun-2012 06:07 137K 
[IMG]80m-10m_Noise_Phaser_PA0SIM.gif04-Nov-2017 03:54 51K 
[IMG]80m-10m_ZZ_ATU_G4RGN.gif21-Apr-2011 15:30 19K 
[IMG]80m-20m_Regen_RX_GI3XZM.gif19-Jul-2012 13:26 44K 
[IMG]80m-20m_Superhet_SSB_RX_WA3TFS.gif06-Sep-2014 13:49 125K 
[IMG]80m-20m_Yearling_RX_G3YMP.gif10-Feb-2014 18:28 43K 
[IMG]80m-30m_400W_MOSFET_PA_W5JGV.gif21-May-2013 17:17 81K 
[IMG]80m-30m_Phasing_RX_WA0JYK.gif25-May-2014 08:08 71K 
[IMG]80m-40m-20m_One_Diode_DCR_K6BIJ.gif23-May-2014 10:05 13K 
[IMG]80m-40m-30m_SP-1_TRX_WA8TXT.gif23-Jun-2012 17:25 426K 
[IMG]80m-40m-30m_SP-5_QRP_TRX_WA8TXT.gif09-Mar-2012 09:07 516K 
[IMG]80m-40m-30m_SP-10_TRX_WA8TXT.gif23-Jun-2012 17:25 522K 
[IMG]80m-40m-30m_Superhet_RX_WA6IVC.gif06-May-2012 12:02 285K 
[IMG]80m-40m-30m_Superhet_TRX_NN1G.gif01-Dec-2009 16:58 248K 
[IMG]80m-40m_2W_PA_W3QBO.gif23-May-2014 10:05 13K 
[IMG]80m-40m_6W_CW_TX.gif29-Nov-2009 03:28 46K 
[IMG]80m-40m_8W_CW_TX_W7IGV.gif15-May-2014 17:57 58K 
[IMG]80m-40m_30W_PA_PY2MG.gif29-Nov-2009 03:28 36K 
[IMG]80m-40m_DCR_DM2CQL.gif22-Apr-2016 15:38 238K 
[IMG]80m-40m_DCR_K1BQT.gif19-May-2014 17:35 24K 
[IMG]80m-40m_DCR_RX.gif28-Oct-2010 08:42 17K 
[IMG]80m-40m_DCR_VK3AWC.gif29-Nov-2009 03:28 139K 
[IMG]80m-40m_Direct_Conversion_Receiver.gif17-Nov-2016 12:01 76K 
[IMG]80m-40m_IQ_Receiver_AK4AA.gif29-Nov-2009 03:28 79K 
[IMG]80m-40m_Innovative_Active_Ant_W2EEY.gif26-Mar-2012 16:53 144K 
[IMG]80m-40m_Kajman2_20W_TRX_SQ7JHM.gif27-Sep-2016 17:42 155K 
[IMG]80m-40m_Neophyte_RX_WA3RNC.gif18-Mar-2011 14:59 248K 
[IMG]80m-40m_RX_DCR_WA0RBR.gif09-Mar-2012 09:07 221K 
[IMG]80m-40m_SDR_DM2CQL.gif22-Jan-2011 15:19 55K 
[IMG]80m-40m_SSB_RX_K4DHC.gif01-Jun-2014 12:10 54K 
[IMG]80m-40m_Simple_Superhet_RX_W1FB.gif15-Nov-2014 17:45 159K 
[IMG]80m-49m-40m_SDR_DL7LA.gif22-Jan-2011 15:19 35K 
[IMG]80m-160m_TRX_G4ENA.gif14-Dec-2009 11:52 44K 
[IMG]80m-to-40m_TRV_YC3LSB.gif16-Sep-2010 15:33 61K 
[IMG]80m_1.5W_CW_TX_Beacon_VK2ZAY.gif07-Nov-2017 16:10 31K 
[IMG]80m_1.5W_PA_VE6ABX.gif25-May-2014 08:08 23K 
[IMG]80m_1.5W_QRP_TX.gif17-Jan-2014 06:22 120K 
[IMG]80m_1Watter_TRX_W8DIZ.gif19-Oct-2017 12:11 197K 
[IMG]80m_2W_Sardine_TX_W1FB.gif18-Feb-2014 04:51 25K 
[IMG]80m_2xSimple_CW-SSB_Superhet_RX.gif29-Nov-2009 03:28 89K 
[IMG]80m_5W_CW_TRX.gif17-Jan-2014 06:22 114K 
[IMG]80m_5W_DSB_TX_VK3YE.gif01-Jul-2013 04:50 33K 
[IMG]80m_5W_Novice_TX_G4BWE.gif10-Dec-2017 08:37 119K 
[IMG]80m_5W_SSB_PA_S57NAN.gif29-Nov-2009 03:28 74K 
[IMG]80m_8W_Linear_PA_YC3LSB.gif16-Sep-2010 15:33 35K 
[IMG]80m_10W_Linear_PA_VE3GSD.gif11-Jun-2014 14:45 15K 
[IMG]80m_10W_PA_VE6ABX.gif25-May-2014 08:08 100K 
[IMG]80m_30W_IRF511.gif16-Mar-2014 14:18 31K 
[IMG]80m_40m_15m_Superhet_RX.gif19-Jan-2014 10:09 161K 
[IMG]80m_40m_35W_Class-D_PA_WB8LOK.gif01-Jun-2014 12:10 36K 
[IMG]80m_40m_QRP_CW_TX_N1TEV.gif29-Aug-2013 16:11 135K 
[IMG]80m_40m_Superhet_RX_W7ZOI.gif31-Jan-2014 15:57 309K 
[IMG]80m_45W_CW_TX_IRF840.gif17-Jan-2014 06:22 120K 
[IMG]80m_AM-CW-SSB_RX_YC3LSB.gif16-Sep-2010 15:33 56K 
[IMG]80m_AM-SSB_RX_YC3LSB.gif16-Sep-2010 15:33 51K 
[IMG]80m_All-2N2222_CW_TRX_OK2BEU.gif29-Nov-2009 03:28 50K 
[IMG]80m_All-BJT_DCR.gif29-Nov-2009 03:28 34K 
[IMG]80m_All_BC547_TRX_G4USP.gif19-Oct-2017 12:18 145K 
[IMG]80m_Beacon.gif29-Nov-2009 03:28 24K 
[IMG]80m_CW-QSK_TRX_NN1G.gif01-Dec-2009 16:58 178K 
[IMG]80m_CW_QRP_TRX.gif29-Nov-2009 03:28 154K 
[IMG]80m_CW_QRP_TRX_DG0SA.gif23-Aug-2014 14:57 260K 
[IMG]80m_CW_TRX_Libra_SP5DDJ.gif29-Nov-2009 03:28 185K 
[IMG]80m_CW_VFO_QRP_TX.gif29-Nov-2009 03:28 21K 
[IMG]80m_DCR_M0DGQ.gif21-May-2013 17:17 37K 
[IMG]80m_DCR_PA2OHH.gif29-Nov-2009 03:28 27K 
[IMG]80m_DCR_RX_W1AW.gif21-May-2013 17:17 49K 
[IMG]80m_DCR_SP3CCT.gif29-Jan-2014 14:37 178K 
[IMG]80m_DCR_TRX_DK7JD.gif07-Jan-2011 14:04 560K 
[IMG]80m_DSB-CW_TRX_PY2OHH.gif05-Apr-2013 15:33 79K 
[IMG]80m_DSB_TRX_PA3ANG.gif29-Nov-2009 03:28 151K 
[IMG]80m_Direction_Finding_RX_WB6BYU.gif29-Aug-2013 16:11 90K 
[IMG]80m_Fox-Hunt_RX_HA7SG.gif23-Aug-2014 14:57 450K 
[IMG]80m_Fox-Hunt_SSB_RX.gif31-Jan-2011 06:12 119K 
[IMG]80m_Fox_Beacon.gif24-Sep-2010 12:20 89K 
[IMG]80m_JFET_QRP_TX_W3FQJ.gif08-Jun-2014 16:59 15K 
[IMG]80m_JFET_VFO_W7ZOI.gif31-Jan-2014 15:57 195K 
[IMG]80m_MKARS80_TRX.gif29-Mar-2015 14:17 271K 
[IMG]80m_Mohair-One_CW_QRP_TRX_OH7SV.gif17-Nov-2016 11:59 42K 
[IMG]80m_One-Band_One-Transistor_Radio_WB2EUF.gif11-Jan-2012 17:43 157K 
[IMG]80m_One_Transistor_CW_TRX_WB3ELL.gif01-Dec-2009 16:58 82K 
[IMG]80m_One_Transistor_RX_M0DGQ.gif21-May-2013 17:17 19K 
[IMG]80m_PSK31_RX_DM2CQL.gif18-Jan-2011 14:20 51K 
[IMG]80m_QRP_CW-SSB_TRX_S54S.gif19-Jan-2011 17:01 466K 
[IMG]80m_QRP_CW_TRX_KL7IAK.gif31-Jan-2014 15:57 420K 
[IMG]80m_QRP_SSB_TRX_SP5AHT.gif19-Jan-2011 17:01 58K 
[IMG]80m_QRP_TRX_G3IGU.gif26-Mar-2012 16:53 608K 
[IMG]80m_QRP_TRX_K4DHC.gif27-Jan-2012 16:15 474K 
[IMG]80m_QRP_TRX_KD1JV.gif12-Oct-2012 13:36 346K 
[IMG]80m_QRP_TRX_OH7HJ.gif21-Apr-2013 06:59 129K 
[IMG]80m_QRP_TRX_YC3LSB.gif16-Sep-2010 15:33 182K 
[IMG]80m_QRP_TX_T-R_Switch_LNA_W1FB.gif11-Mar-2014 15:51 18K 
[IMG]80m_ROSE-80_CW_TRX_N1HFX.gif12-Jan-2011 09:59 110K 
[IMG]80m_RX_CA3028_WB2EAV.gif20-Sep-2014 03:37 20K 
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[IMG]100MHz-500MHz_multiplier.gif09-Sep-2010 13:36 29K 
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[IMG]100MHz_80dB_Atten_Switch.gif07-Sep-2012 04:10 9.9K 
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[IMG]100MHz_SA_W6URH.gif17-Jun-2014 11:40 159K 
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[IMG]100MHz_VCXO.gif29-Nov-2009 03:14 31K 
[IMG]100MHz_Very_Low_PN_VCXO.gif13-Sep-2010 09:34 28K 
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[IMG]100kHz-30MHz_RF_Probe_with_detecor_monitor.gif24-Sep-2010 12:19 246K 
[IMG]100kHz-100MHz_PLL_Synthesizer.gif10-Apr-2012 05:27 105K 
[IMG]100kHz-100MHz_Sweep_VCO.gif12-Aug-2012 12:18 75K 
[IMG]100kHz-to-50MHz_Active_Antenna.gif29-Mar-2011 05:40 68K 
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[IMG]135MHz_175MHz_7W_PA.gif29-Nov-2009 03:17 156K 
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[IMG]136kHz_14.136MHz_RX_Converter_DJ1ZB.gif15-Nov-2014 17:44 134K 
[IMG]136kHz_50W_TX_DF3LP.gif15-Nov-2014 17:44 164K 
[IMG]136kHz_100W_TX_DJ1ZB.gif15-Nov-2014 17:44 132K 
[IMG]136kHz_120W_TX_PA0SE.gif15-Nov-2014 17:44 190K 
[IMG]136kHz_200W_Class-D_STW60NE10_PA.gif10-Feb-2014 18:27 62K 
[IMG]136kHz_200W_Envelope_Modulated_PA_M0BMU.gif10-Feb-2014 18:27 118K 
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[IMG]136kHz_LNA_G3YXM.gif10-Feb-2014 18:27 23K 
[IMG]136kHz_Tuned_LNA.gif10-Feb-2014 18:27 9.7K 
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[IMG]137MHz-141MHz_RX_OK2UGS.gif18-Jan-2011 14:20 109K 
[IMG]137kHz_CW_TX_G3LDO.gif08-Jun-2012 17:41 162K 
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[IMG]137kHz_VFX.gif19-Jul-2012 13:25 37K 
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[IMG]144-222-432MHz_GaAs_LNA_WA5VJB.gif27-Aug-2011 17:19 221K 
[IMG]144-222MHz_Power_GaAs_LNA_WA5VJB.gif27-Aug-2011 17:19 234K 
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[IMG]144MHz-14MHz_RX_Converter_W1DTY.gif15-May-2014 17:56 12K 
[IMG]144MHz-28MHz_No-X-tal_RX_Converter.gif06-Jun-2013 16:27 43K 
[IMG]144MHz-28MHz_RX_Converter_REW.gif06-May-2012 12:02 244K 
[IMG]144MHz-28MHz_RX_Converter_W2DUC.gif19-Jan-2014 10:08 116K 
[IMG]144MHz-28MHz_RX_Converter_W6UOV.gif19-May-2014 17:35 96K 
[IMG]144MHz-28MHz_RX_Converter_WA6NCT.gif19-May-2014 17:35 99K 
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[IMG]144MHz-28MHz_TRV_Pro_RA3WDK.gif23-Jun-2012 17:23 268K 
[IMG]144MHz-28MHz_TRV_WB4EHS.gif12-Oct-2014 10:34 204K 
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[IMG]144MHz-50MHz_TRV_IE500.gif10-Dec-2017 08:36 562K 
[IMG]144MHz-72MHz_RX_Converter.gif18-Feb-2014 04:50 129K 
[IMG]144MHz-146MHz_VFX.gif18-Feb-2014 04:50 66K 
[IMG]144MHz-220MHz-432MHz_LNA_NEC4535_WA2GFP.gif08-Jul-2014 06:09 14K 
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[IMG]144MHz-432MHz_LNA_DH7FB.gif22-Jan-2011 15:19 23K 
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[IMG]144MHz-TRX_PLL_WA4DSY.gif07-Jan-2011 14:04 411K 
[IMG]144MHz-to-6MHz_Converter.gif08-Jan-2011 05:10 51K 
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[IMG]144MHz-to-14MHz_TRV.gif29-Nov-2009 03:17 77K 
[IMG]144MHz-to-28MHz_Converter_YO3BAL-YO3DAC.gif29-Nov-2009 03:17 46K 
[IMG]144MHz-to-28MHz_FET_RX_Converter_DL6SW.gif24-Mar-2011 15:52 206K 
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[IMG]144MHz-to-28MHz_RX_Converter_K1CLL.gif10-Apr-2012 05:28 102K 
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[IMG]144MHz-to-28MHz_TRV_DK8DD.gif20-Feb-2011 11:28 339K 
[IMG]144MHz-to-50MHz_TRV_DG0ZB.gif16-Jan-2011 17:21 52K 
[IMG]144MHz-to-432MHz_Varactor_Tripler.gif08-Jan-2011 05:10 9.5K 
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[IMG]144MHz-to-1296MHz_TX_Converter_F8CER.gif02-Dec-2017 14:31 198K 
[IMG]144MHz-to-1296MHz_Upconverter.gif29-Nov-2009 03:17 36K 
[IMG]144MHz-to-HF_RX_Converter.gif09-Mar-2012 09:06 134K 
[IMG]144MHz_0.5dB-NF_LNA_DF9RL.gif20-Feb-2011 11:28 116K 
[IMG]144MHz_1W_NBFM_TX.gif18-Mar-2011 14:59 305K 
[IMG]144MHz_1W_Power_Oscillator.gif31-Jan-2011 06:10 41K 
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[IMG]144MHz_5mW_Beacon_W1JAA.gif11-Jun-2014 14:44 25K 
[IMG]144MHz_6W_FM_TX_W9SEK.gif23-May-2014 10:04 68K 
[IMG]144MHz_8W_PM_TX_W6AJF.gif20-May-2014 16:53 22K 
[IMG]144MHz_10W_PA_K1AOB.gif20-May-2014 16:52 9.7K 
[IMG]144MHz_10W_PA_W4CGC.gif25-May-2014 08:08 31K 
[IMG]144MHz_12W_PA_W6AJF.gif20-May-2014 16:52 22K 
[IMG]144MHz_13W_PA_W1OOP.gif16-May-2014 18:07 36K 
[IMG]144MHz_20W_FM_PA_F6HMT.gif02-Dec-2017 14:31 101K 
[IMG]144MHz_20mW-9W_PA_WA7KRE.gif19-May-2014 17:35 9.4K 
[IMG]144MHz_25W_FM_PA.gif10-Apr-2012 05:28 28K 
[IMG]144MHz_25W_PA_WA1GPO.gif22-Jan-2012 16:48 234K 
[IMG]144MHz_27MHz_TRV_RA3RBE.gif09-Aug-2013 15:01 86K 
[IMG]144MHz_28MHz_Converter.gif29-Nov-2009 03:17 30K 
[IMG]144MHz_28MHz_Converter_N0GZ.gif29-Nov-2009 03:17 68K 
[IMG]144MHz_28MHz_High_Dynamic_Range_Conv_DJ7VY.gif05-Feb-2011 14:41 291K 
[IMG]144MHz_28MHz_No-Crystal_RX_Converter.gif18-Sep-2012 02:56 48K 
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[IMG]144MHz_28MHz_TRV_Compact.gif07-Nov-2017 16:09 65K 
[IMG]144MHz_28MHz_TRV_LT2S.gif29-Nov-2009 03:17 142K 
[IMG]144MHz_28MHz_TRV_WB6BPI.gif11-Jun-2014 14:44 318K 
[IMG]144MHz_30W_PA_HL-37Vsx.gif19-Jun-2013 16:49 46K 
[IMG]144MHz_30W_SSB_PA_MRF238.gif10-Dec-2017 08:36 136K 
[IMG]144MHz_35W_PA_W4CGC.gif25-May-2014 08:08 29K 
[IMG]144MHz_40W_FM_PA_VHF40.gif02-Dec-2017 14:31 164K 
[IMG]144MHz_50W_BLY90_Linear_PA.gif18-Feb-2014 04:50 55K 
[IMG]144MHz_50W_PA_M0UKD.gif29-Nov-2009 03:17 262K 
[IMG]144MHz_50W_Parallel-BJT_PA.gif08-Jan-2012 18:18 229K 
[IMG]144MHz_55W_Class-E_PA.gif29-Nov-2009 03:17 5.8K 
[IMG]144MHz_60W_MOSFET_DV120T_PA_DL4VJ.gif10-Sep-2014 15:28 62K 
[IMG]144MHz_60W_MOSFET_PA_DL4VJ.gif10-Sep-2014 15:28 17K 
[IMG]144MHz_70W_PA_RD70HVF1.gif25-Jun-2014 04:14 37K 
[IMG]144MHz_80W_PA_2N6084.gif25-May-2014 08:08 44K 
[IMG]144MHz_100W_2N5591_PA_I1RK.gif18-Feb-2014 04:50 224K 
[IMG]144MHz_100W_2xBLY94.gif29-Nov-2009 03:17 12K 
[IMG]144MHz_100W_Linear_PA.gif29-Nov-2009 03:17 175K 
[IMG]144MHz_100W_MOSFET_Push-Pull_PA_DL4VJ.gif10-Sep-2014 15:28 30K 
[IMG]144MHz_140W_BM170_PA.gif18-Feb-2014 04:50 111K 
[IMG]144MHz_140mW_Beacon_Oscar-1.gif19-Jul-2012 13:26 45K 
[IMG]144MHz_150W_PA_LNA_SRF3417.gif05-Apr-2013 15:32 130K 
[IMG]144MHz_150W_SSB_PA_MRF247.gif19-Jun-2013 16:49 49K 
[IMG]144MHz_160W_PA.gif29-Nov-2009 03:17 159K 
[IMG]144MHz_200mW_Modulated_Beacon.gif30-Apr-2014 07:22 112K 
[IMG]144MHz_300W_PA_MRF141G_ON4KHG.gif19-Jun-2013 16:49 206K 
[IMG]144MHz_350W_SD1477_PA.gif12-Aug-2012 12:19 166K 
[IMG]144MHz_350mW_Beacon_9A4QV.gif17-Sep-2011 17:41 35K 
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[IMG]144MHz_432MHz_Freq_Triplers_DJ9HO.gif08-Jul-2014 06:09 38K 
[IMG]144MHz_432MHz_High_Linearity_LNA_DJ7VY.gif05-Feb-2011 14:41 157K 
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[IMG]144MHz_AM_RX_DC9MD.gif31-Jan-2011 06:10 214K 
[IMG]144MHz_AM_Walkie-Talkie_YO3AVE.gif29-Nov-2009 03:17 85K 
[IMG]144MHz_All-FET_DCR.gif24-Mar-2011 15:52 78K 
[IMG]144MHz_BF981_LNA_OZ2OE.gif11-Jul-2012 09:00 182K 
[IMG]144MHz_BFPxxx_LNA_YU1AW.gif02-Nov-2010 13:57 43K 
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[IMG]144MHz_Beacon.gif29-Nov-2009 03:17 26K 
[IMG]144MHz_CW-AM-FM_QRP_TX_DJ8PG.gif31-Jan-2011 06:11 105K 
[IMG]144MHz_Cascode_FET_LNA_WA2GCF.gif23-May-2014 10:04 7.9K 
[IMG]144MHz_Contest_LNA_HA8ET.gif16-Jun-2013 12:43 41K 
[IMG]144MHz_Continous_Coverage_RX_W6AOI.gif01-Jun-2014 12:09 65K 
[IMG]144MHz_Converter_MOS_LNA_DC0DA.gif05-Feb-2011 14:41 100K 
[IMG]144MHz_Cooled_FET_LNA_WA0RDX.gif23-May-2014 10:04 19K 
[IMG]144MHz_DSB_TRX_JH5TBS.gif16-Jan-2011 17:21 163K 
[IMG]144MHz_DSB_TRX_VK3AJG.gif17-May-2014 03:17 114K 
[IMG]144MHz_DSB_TX.gif23-Feb-2014 14:08 67K 
[IMG]144MHz_Differential_FET_LNA_W4KAE.gif20-Jan-2012 19:11 137K 
[IMG]144MHz_Dual-FET_Mixer_DL6ZZ.gif31-Jan-2011 06:11 54K 
[IMG]144MHz_Dual-Gate_Converter.gif11-Feb-2012 16:58 273K 
[IMG]144MHz_Dual-Gate_LNA.gif29-Mar-2011 05:41 63K 
[IMG]144MHz_Dual-Gate_LNA_YU1AW.gif02-Nov-2010 13:57 53K 
[IMG]144MHz_FM-AM_TX_DL3WR.gif31-Jan-2011 06:11 257K 
[IMG]144MHz_FM-AM_VFO_TX.gif29-Nov-2009 03:17 70K 
[IMG]144MHz_FM_1W_TX.gif29-Nov-2009 03:17 79K 
[IMG]144MHz_FM_RX_MC3362_WA3ENK.gif27-Sep-2014 16:37 169K 
[IMG]144MHz_FM_RX_RSGB.gif22-Feb-2011 10:46 440K 
[IMG]144MHz_FM_RX_W1CMR.gif11-Jun-2014 14:45 110K 
[IMG]144MHz_FM_Receiver.gif29-Nov-2009 03:17 26K 
[IMG]144MHz_FM_Receiver_2.gif29-Nov-2009 03:17 329K 
[IMG]144MHz_FM_Signal_Generator_ZR6UM.gif08-Jun-2012 17:41 211K 
[IMG]144MHz_FM_TRX_DG0ZB.gif19-Jan-2011 17:01 77K 
[IMG]144MHz_FM_TRX_F6FJH.gif02-Dec-2017 14:31 300K 
[IMG]144MHz_FM_TRX_JG1EAD.gif14-Nov-2010 13:58 81K 
[IMG]144MHz_FM_TX.gif29-Nov-2009 03:17 32K 
[IMG]144MHz_FM_TX_WB6BIH.gif10-Apr-2012 05:28 201K 
[IMG]144MHz_Feedback_JFET_LNA_DJ2LR.gif17-Jun-2014 11:40 41K 
[IMG]144MHz_Fox-Hunt_RX_DF1FO.gif22-Jan-2011 15:19 136K 
[IMG]144MHz_Fox-Hunt_TX.gif22-Jan-2011 15:19 101K 
[IMG]144MHz_Frequency_Synthesizer_WB2BWJ.gif08-Jan-2012 18:18 607K 
[IMG]144MHz_Front-End_to_10MHz-IF.gif12-Jul-2012 06:12 103K 
[IMG]144MHz_GaAs_LNA.gif29-Nov-2009 03:17 8.4K 
[IMG]144MHz_GaAs_LNA_JH1BRY.gif08-Jul-2014 06:09 17K 
[IMG]144MHz_GaAs_LNA_MGF1502.gif04-Apr-2014 12:40 68K 
[IMG]144MHz_GaAs_LNA_ON4KHG.gif11-Jul-2012 09:00 116K 
[IMG]144MHz_Ge_BJT_LNA.gif15-May-2014 17:56 39K 
[IMG]144MHz_Helical_LNA_YU1AW.gif29-Mar-2011 05:41 233K 
[IMG]144MHz_High-Gain_LNA_with_PIN-att_DK1OF.gif20-Feb-2011 11:28 198K 
[IMG]144MHz_High-Q_High-Power_BPF.gif22-Feb-2011 10:46 141K 
[IMG]144MHz_Hybrid_LNA_W6IOJ.gif06-May-2012 12:02 163K 
[IMG]144MHz_LNA_40673.gif06-Jun-2013 16:27 58K 
[IMG]144MHz_LNA_AA4AW.gif11-Jan-2012 17:43 246K 
[IMG]144MHz_LNA_BF981.gif19-Jul-2015 11:55 12K 
[IMG]144MHz_LNA_BF981_F6CER.gif02-Dec-2017 14:31 104K 
[IMG]144MHz_LNA_K6HCP.gif16-May-2014 18:07 50K 
[IMG]144MHz_LNA_K6MVH.gif20-Jan-2012 19:11 47K 
[IMG]144MHz_LNA_YU1AW.gif29-Nov-2009 03:18 17K 
[IMG]144MHz_Low_Power_Beacon_YO3AVE.gif29-Nov-2009 03:18 40K 
[IMG]144MHz_MOS-FET_Equiv_LNA_RSGB.gif28-Oct-2010 08:41 29K 
[IMG]144MHz_MOSFET_LNA_W8BBB.gif01-Jun-2014 12:09 25K 
[IMG]144MHz_Overtone_FM_Oscillator.gif22-Apr-2016 15:38 72K 
[IMG]144MHz_PLL_Beacon_F6DTA.gif02-Dec-2017 14:31 204K 
[IMG]144MHz_Pip-Squeaq_Signal_Source_ZF5JF.gif24-Oct-2015 16:03 45K 
[IMG]144MHz_Portable_LNA.gif08-Jun-2012 17:41 91K 
[IMG]144MHz_Push_Pull_PA_YU1AW.gif29-Nov-2009 03:18 120K 
[IMG]144MHz_QRP_CW_TRX.gif29-Nov-2009 03:18 76K 
[IMG]144MHz_RX_Converter_JFETs.gif30-Apr-2014 07:23 331K 
[IMG]144MHz_RX_Converter_M0DGQ.gif21-May-2013 17:17 36K 
[IMG]144MHz_RX_Front-End.gif02-Dec-2017 14:31 175K 
[IMG]144MHz_SSB-CW_DCR_RX.gif29-Nov-2009 03:18 134K 
[IMG]144MHz_SSB-FM_TRX_DC6HL.gif31-Jan-2011 06:11 816K 
[IMG]144MHz_SSB_Receiver_W1VT.gif29-Nov-2009 03:18 25K 
[IMG]144MHz_SSB_TRX_JG1EAD.gif14-Nov-2010 13:58 108K 
[IMG]144MHz_Signal_Source_KK7B.gif20-Feb-2016 17:46 23K 
[IMG]144MHz_Sniffer_Field-Meter_ZS6EF.gif10-Dec-2017 08:36 70K 
[IMG]144MHz_Super-Regenerative_Receiver.gif08-Jan-2011 05:10 55K 
[IMG]144MHz_Superregenerative_RX.gif29-Nov-2009 03:18 47K 
[IMG]144MHz_Synthesizer_WA4DSY.gif16-Mar-2012 18:26 424K 
[IMG]144MHz_TX-RX_PIN_Switch_LA8AK.gif20-Feb-2011 11:28 56K 
[IMG]144MHz_TX_DC9MD.gif31-Jan-2011 06:11 111K 
[IMG]144MHz_Tuned_LNA.gif29-Nov-2009 03:18 25K 
[IMG]144MHz_VFX_KK7B.gif16-Mar-2014 14:18 47K 
[IMG]144MHz_VXO_KK7B.gif16-Mar-2014 14:18 49K 
[IMG]144MHz_VXO_W6IOJ.gif23-Feb-2014 14:08 19K 
[IMG]144MHz_Walkie-Talkie.gif29-Nov-2009 03:18 35K 
[IMG]144MHz_to_9MHz_RX_Converter_DJ9ZR.gif24-Mar-2011 15:52 266K 
[IMG]144MHz_to_14MHz_RX_Converter_DL6HA.gif31-Jan-2011 06:11 118K 
[IMG]144MHz_to_14MHz_TRV_SM0VPO.gif29-Nov-2009 03:18 66K 
[IMG]144MHz_to_28MHz_Converter_FET.gif29-Nov-2009 03:18 23K 
[IMG]144MHz_to_28MHz_TRV_WA6CDR.gif29-Nov-2009 03:18 80K 
[IMG]144MHz_to_28MHz_Transverter.gif29-Nov-2009 03:18 29K 
[IMG]144MHz_to_1136MHz_TX_Converter_F8BCU.gif10-Dec-2017 08:36 81K 
[IMG]144MHz_to_2304MHz_Freq_Multiplier_DC8UG.gif05-Feb-2011 14:43 30K 
[IMG]144_220_432MHz_GaAs_LNA_WA2GFP.gif29-Aug-2013 16:10 52K 
[IMG]144_220_440MHz_LNA_W3KKC.gif24-Mar-2011 15:52 60K 
[IMG]145MHz_FM_Transmitter.gif29-Nov-2009 03:18 21K 
[IMG]145MHz_Tunnel_Diode_LNA.gif08-Mar-2013 19:03 13K 
[IMG]146MHz_FM_Deviation_Meter_KA8OBL.gif15-Jun-2012 06:06 236K 
[IMG]150MHz-250MHz_LNA_BFR96.gif23-Aug-2014 14:56 119K 
[IMG]150MHz-300MHz_VCO_DB1NV.gif19-Jan-2011 17:01 20K 
[IMG]150MHz-to-300MHz_Freq_Doubler_MC1496.gif11-Mar-2014 15:50 16K 
[IMG]150W_PA_28MHz.gif29-Nov-2009 03:18 171K 
[IMG]150kHz-34MHz_Signal_Generator.gif12-Jul-2012 06:12 67K 
[IMG]150kHz-550kHz_X-tal_LO.gif17-Sep-2011 17:41 15K 
[IMG]152MHz-to-144MHz_Converter_W9DJZ.gif15-Jan-2012 16:59 111K 
[IMG]160MHz-to-260MHz_VCO_ESV-Receiver.gif29-Nov-2009 03:18 34K 
[IMG]160kHz_Low_Frequency_CW_TX_K1RGO.gif06-Sep-2014 13:48 20K 
[IMG]160m-10m_Z-match_for_Dipole_Ant_DJ5RE.gif19-Jan-2011 17:01 51K 
[IMG]160m-20m_DCR_NE602.gif17-Jan-2014 06:22 86K 
[IMG]160m-80m-40m_300W_IRF150_PA_YB0BAJ.gif17-Nov-2016 11:58 235K 
[IMG]160m_80m_7W_Push-Pull_PA_W7ZOI.gif31-Jan-2014 15:56 162K 
[IMG]160m_JFET_VFO_W7ZOI.gif31-Jan-2014 15:56 277K 
[IMG]160m_Loop_Ant_RX_Amplifier_W9SR.gif29-Aug-2013 16:10 32K 
[IMG]160m_Preamp_3SK88_KD9SV.gif03-Feb-2014 07:28 18K 
[IMG]160m_QRP_TX_W7ZOI.gif31-Jan-2014 15:56 199K 
[IMG]160m_TRX_G3TSO.gif29-Nov-2009 03:18 219K 
[IMG]161kHz_Metal_Detector.gif11-Dec-2015 14:16 31K 
[IMG]162MHz_Tunable_FM_RX_W6GXN.gif15-May-2014 17:56 38K 
[IMG]164MHz_Push-Push_FET_Oscillator_Tripler.gif22-Apr-2016 15:38 15K 
[IMG]170MHz-240MHz_Current_Controlled_LO_Vari-L.gif16-May-2014 18:07 8.0K 
[IMG]170MHz-390MHz_MOSFET_VCO.gif11-Dec-2015 14:16 14K 
[IMG]175MHz_15W_MOSFET_PA.gif20-Apr-2012 04:24 31K 
[IMG]175MHz_25W_PA_WA7KRE.gif19-May-2014 17:35 12K 
[IMG]180MHz-360MHz_VCO.gif27-Sep-2016 17:41 13K 
[IMG]180MHz_X-tal_LO_F1ANH.gif29-Nov-2009 03:18 51K 
[IMG]180deg_Coax_Cable_Phase_Shifter_W6TC.gif22-Jul-2014 10:41 93K 
[IMG]200Hz_CW_Filter_TL084_DL4YHF.gif02-Dec-2017 14:31 41K 
[IMG]200MHz-400MHz_VCO.gif19-Oct-2017 12:09 20K 
[IMG]200MHz-400MHz_Variable_Gain_LNA_W1OOP.gif23-Aug-2014 14:56 21K 
[IMG]200MHz-500MHz_LO_WB6NWW.gif15-Jan-2012 16:59 129K 
[IMG]200MHz-to-600MHz_Frequency_Tripler.gif29-Nov-2009 03:20 11K 
[IMG]200MHz_Gate_Injection_FET_Mixer.gif12-Jul-2012 06:12 27K 
[IMG]200MHz_JFET_Cascode_AGC_Amp.gif07-Sep-2012 04:10 8.6K 
[IMG]200MHz_LO-Trap_Source_Injection_FET_Mixer.gif12-Jul-2012 06:12 31K 
[IMG]200MHz_Neutralized_LNA.gif22-Apr-2016 15:38 19K 
[IMG]200MHz_Source_Injection_FET_Mixer.gif12-Jul-2012 06:12 27K 
[IMG]200MHz_Spectrum_Analyzer.gif31-Jul-2016 17:10 313K 
[IMG]200W_DVB_PA_and_Bias_BLF578.gif01-Jul-2013 04:50 53K 
[IMG]200W_PA_144MHz.gif29-Nov-2009 03:20 292K 
[IMG]200kHz_Metal_Detector.gif20-Feb-2016 17:46 107K 
[IMG]200kHz_Op_Amp_LOs_W6GXN.gif23-May-2014 10:04 26K 
[IMG]200kHz_X-tal_LO_W6GXN.gif08-Jun-2012 17:41 88K 
[IMG]220MHz-14MHz_Low_Noise_RX_Converter_W6AJF.gif15-May-2014 17:56 129K 
[IMG]220MHz-14MHz_RX_Converter_WB2EGZ.gif16-May-2014 18:07 32K 
[IMG]220MHz-28MHz_TRV_W6HPH.gif18-Feb-2014 04:51 41K 
[IMG]220MHz-144MHz_TRV_WA7SPR.gif08-Jan-2012 18:18 441K 
[IMG]220MHz-400MHz_Air-band_Scanner.gif06-Oct-2010 13:30 8.8K 
[IMG]220MHz-440MHz_Freq_Doubler_W1JR.gif10-Sep-2014 15:28 15K 
[IMG]220MHz_10W_PA_K7JUE.gif25-May-2014 08:08 22K 
[IMG]220MHz_22MHz_TRV_W6YUY.gif23-Jun-2012 17:24 559K 
[IMG]220MHz_100W_MOSFET_Push-Pull_PA_DL4VJ.gif10-Sep-2014 15:28 31K 
[IMG]220MHz_400MHz_Air-Band_RX.gif01-Jul-2013 04:50 18K 
[IMG]220MHz_Dual-Gate_MOS_LNA_K1CLL.gif20-Jan-2012 19:11 120K 
[IMG]220MHz_Low_Noise_Cascode_LO.gif29-Nov-2009 03:21 20K 
[IMG]220MHz_MOSFET_LNA_KT2B.gif20-Jan-2012 19:11 96K 
[IMG]220MHz_Signal_Source_KK7B.gif20-Feb-2016 17:46 33K 
[IMG]220MHz_VCO_W6GXN.gif01-Jun-2014 12:09 20K 
[IMG]225MHz-450MHz_10W_PA.gif29-Nov-2009 03:21 127K 
[IMG]225MHz_400MHz_20W_LDMOS_PA.gif08-Jan-2011 05:10 7.2K 
[IMG]225MHz_Parametric_Freq_Doubler_W6GXN.gif20-May-2014 16:53 13K 
[IMG]230MHz_Low_Noise_LO.gif11-Dec-2015 14:17 20K 
[IMG]250MHz-380MHz_Current_Controlled_LO_Vari-L.gif16-May-2014 18:07 9.0K 
[IMG]250MHz-450MHz_MOSFET_VCO.gif11-Dec-2015 14:17 25K 
[IMG]260MHz-to-520MHz_VCO_HP8662A.gif29-Nov-2009 03:21 36K 
[IMG]262MHz_Low_Noise_SAW_LO.gif04-Nov-2017 03:54 10K 
[IMG]270MHz-500MHz_BFY90_VCO_DC9RK.gif08-Jul-2014 06:10 16K 
[IMG]300Hz-to-3kHz_Microphone_Filter.gif29-Nov-2009 03:22 7.1K 
[IMG]300Hz_12kHz_Audio_Sign_Gen_ZL2PD.gif12-Jul-2012 06:12 72K 
[IMG]300MHz_2.5W_Complementary_PA_WA7KRE.gif19-May-2014 17:35 9.5K 
[IMG]300MHz_BW_Noise_Generator.gif08-Jan-2012 18:18 90K 
[IMG]300MHz_VCO_DF5FC.gif29-Mar-2011 05:41 80K 
[IMG]300kHz-3MHz_Sq-Wave_Few-nsec_Rise-Time.gif23-Jun-2012 17:24 69K 
[IMG]315MHz_AFSK_TX.gif21-Apr-2013 06:59 38K 
[IMG]325MHz-600MHz_Balanced_MOSFET_VCO.gif11-Dec-2015 14:17 23K 
[IMG]325MHz_600MHz_Balanced_MOS_VCO.gif20-Dec-2010 13:43 23K 
[IMG]350MHz-650MHz_MMIC_VCO_G8ATD.gif10-Apr-2012 05:28 21K 
[IMG]350kHz-850kHz_Vcc_Tuned_VCO.gif13-Jun-2014 08:56 3.6K 
[IMG]360MHz-to-440MHz_Signal_Source.gif23-Feb-2014 14:08 37K 
[IMG]378MHz-to-1136MHz_Multiplier_F8BCU.gif10-Dec-2017 08:36 126K 
[IMG]378MHz_Signal_Source_F8BCU.gif10-Dec-2017 08:36 201K 
[IMG]380MHz-540MHz_Low_Spur_VFO_N6TX.gif08-Jul-2014 06:10 72K 
[IMG]380MHz-to-520MHz_VCO.gif29-Nov-2009 03:23 28K 
[IMG]380MHz_Signal_Source.gif04-Apr-2014 12:41 132K 
[IMG]384MHz-to-1152MHz_Freq_Multiplier_F8BCU.gif10-Dec-2017 08:36 253K 
[IMG]384MHz_Signal_Source_F8BCU.gif10-Dec-2017 08:36 158K 
[IMG]398MHz-440MHz_PLL_FM-TRX.gif27-Sep-2016 17:42 26K 
[IMG]400Hz-1.8kHz_CW_Regenerator_W3BYM.gif22-Jul-2014 10:41 37K 
[IMG]400Hz_30MHz_Single-Span_Gen_ZL2PD.gif12-Jul-2012 06:12 44K 
[IMG]400MHz-500MHz_Source_Dipper_WB0ESV.gif15-Jun-2012 06:07 77K 
[IMG]400MHz-to-800MHz_Gain-30dB_Preamplifier.gif29-Nov-2009 03:23 25K 
[IMG]400MHz-to-1900MHz_VCO_DB1NV.gif29-Mar-2011 05:41 102K 
[IMG]400MHz_520MHz_8W_PA.gif29-Nov-2009 03:23 120K 
[IMG]400MHz_JFET_VCO_J310.gif19-Oct-2017 12:10 30K 
[IMG]400MHz_LNA_BFG540.gif29-Nov-2009 03:23 27K 
[IMG]400MHz_MOSFET_LO.gif11-Dec-2015 14:17 22K 
[IMG]400MHz_Tunel_Diode_LO.gif07-Nov-2017 16:09 13K 
[IMG]400kHz-30MHz_Low_Noise_X-tal_LO_DJ2LR.gif25-Jun-2014 04:14 15K 
[IMG]400kHz-33MHz_Signal-Gen_N2DCH.gif09-Mar-2012 09:07 246K 
[IMG]404MHz_LO_AA5C.gif29-Nov-2009 03:23 53K 
[IMG]404MHz_Signal_Source_DC8RI.gif21-Apr-2013 06:59 209K 
[IMG]404MHz_Signal_Source_W6GXN.gif20-May-2014 16:53 20K 
[IMG]420MHz-450MHz_100W_Push-Push_PA.gif11-Dec-2015 14:17 71K 
[IMG]420kHz-220MHz_Grid_Dip_Meter.gif23-Aug-2014 14:56 255K 
[IMG]422-1267MHz_Diode_Tripler.gif29-Nov-2009 03:24 17K 
[IMG]422MHz_Sign_Source_W6FZJ.gif01-Jun-2014 12:10 27K 
[IMG]430MHz-to-780MHz_Tunable_Filter.gif29-Nov-2009 03:24 17K 
[IMG]430MHz_AM_TRX_JG1EAD.gif14-Nov-2010 13:58 69K 
[IMG]430MHz_SSB_TRX_JF1OZL.gif29-Nov-2009 03:24 95K 
[IMG]432MHz-14MHz_Low_Noise_RX_Converter_W6AJF.gif15-May-2014 17:57 134K 
[IMG]432MHz-28MHz_RX_Converter_K6JC.gif19-May-2014 17:35 36K 
[IMG]432MHz-28MHz_RX_Converter_WA6SXC.gif15-May-2014 17:57 38K 
[IMG]432MHz-28MHz_TRV_DJ8ES.gif16-Jan-2011 17:21 94K 
[IMG]432MHz-144MHz_RX_Converter_DL9FX.gif31-Jan-2011 06:25 122K 
[IMG]432MHz-1296MHz_Signal_Source_K6RIL.gif15-May-2014 17:56 68K 
[IMG]432MHz-1296MHz_Varactor_Freq_tripler_K4SUM.gif16-May-2014 18:07 17K 
[IMG]432MHz-1296MHz_Varactor_Tripler_VK2TDN.gif09-Sep-2010 13:36 47K 
[IMG]432MHz-1296MHz_pHEMT_LNA_G0MRF.gif29-Nov-2009 03:24 20K 
[IMG]432MHz-to-28MHz_RX_Converter_AF239.gif29-Nov-2009 03:25 105K 
[IMG]432MHz-to-28MHz_RX_Converter_DF1JM.gif03-Jul-2012 11:09 33K 
[IMG]432MHz-to-28MHz_RX_Converter_N9KD.gif08-Jul-2014 06:10 225K 
[IMG]432MHz-to-28MHz_RX_Converter_W6IOJ.gif23-Feb-2014 14:08 45K 
[IMG]432MHz-to-28MHz_TRV_KA9LNV.gif15-Nov-2014 17:45 63K 
[IMG]432MHz-to-50MHz_TRV.gif29-Nov-2009 03:25 70K 
[IMG]432MHz-to-144MHz_Converter_YO3BAL.gif29-Nov-2009 03:25 122K 
[IMG]432MHz-to-144MHz_RX_Converter_BFY90.gif29-Nov-2009 03:25 18K 
[IMG]432MHz-to-144MHz_RX_Converter_DL9GU.gif24-Mar-2011 15:52 225K 
[IMG]432MHz-to-144MHz_TRV_DF1JM.gif03-Jul-2012 11:09 120K 
[IMG]432MHz-to-144MHz_TRV_DF5SL.gif22-Jan-2011 15:19 73K 
[IMG]432MHz-to-144MHz_TRV_DL9JU.gif24-Mar-2011 15:53 83K 
[IMG]432MHz-to-144MHz_Transverter.gif29-Nov-2009 03:25 77K 
[IMG]432MHz-to-600MHz_ATV_Upconverter.gif02-Dec-2017 14:32 249K 
[IMG]432MHz-to-Ch2_ATV_Converter_W9NTP.gif08-Jun-2012 17:42 442K 
[IMG]432MHz_0.7dB-NF_LNA.gif20-Feb-2011 11:29 84K 
[IMG]432MHz_10W_Linear_PA_WB6QXF.gif08-Jun-2014 16:59 30K 
[IMG]432MHz_12W_PA_RFM12U7X.gif01-Jul-2013 04:50 20K 
[IMG]432MHz_15W_PA_DJ1EE.gif31-Jan-2011 06:12 160K 
[IMG]432MHz_28MHz_TRV_DJ3VY.gif20-Feb-2011 11:29 369K 
[IMG]432MHz_40W_DMOS_Push-Pull_PA.gif06-Oct-2010 13:30 42K 
[IMG]432MHz_100W_Linear_PA_WA7CNP.gif08-Jun-2014 16:59 207K 
[IMG]432MHz_125W_DMOS_Push-Pull_PA.gif06-Oct-2010 13:30 54K 
[IMG]432MHz_144MHz_Selective_Converter_DJ9HO.gif08-Jul-2014 06:10 30K 
[IMG]432MHz_144MHz_TRV_RA3RBE.gif09-Aug-2013 15:01 20K 
[IMG]432MHz_1296MHz_Varactor_Tripler_WA6UAM.gif01-Jun-2014 12:10 16K 
[IMG]432MHz_3456MHz_Freq_Multiplier_DC3QS.gif05-Feb-2011 14:42 75K 
[IMG]432MHz_ATV_TRX_K2MQJ.gif15-Nov-2014 17:45 117K 
[IMG]432MHz_ATV_TX_KA2CWL.gif03-Feb-2012 03:10 662K 
[IMG]432MHz_CW_TX.gif29-Nov-2009 03:25 20K 
[IMG]432MHz_Cavity_Filter_W1JAA.gif08-Jun-2014 16:59 21K 
[IMG]432MHz_Contest_LNA_HA8ET.gif16-Jun-2013 12:43 26K 
[IMG]432MHz_Dual-Gate_LNA_DF7KB.gif20-Feb-2011 11:29 78K 
[IMG]432MHz_Dual-Gate_LNA_YU1AW.gif02-Nov-2010 13:57 46K 
[IMG]432MHz_FET_LNA_W1DTY.gif16-May-2014 18:07 13K 
[IMG]432MHz_FET_Mixers_DJ9HO.gif08-Jul-2014 06:10 26K 
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[IMG]432MHz_FM_Receiver_DF2FQ.gif29-Nov-2009 03:25 32K 
[IMG]432MHz_GaAs_FET_LNA_ZF5JF.gif24-Oct-2015 16:03 56K 
[IMG]432MHz_GaAs_LNA_JH1BRY.gif25-Jun-2014 04:14 13K 
[IMG]432MHz_GaAs_LNA_OZ2OE.gif11-Jul-2012 09:01 130K 
[IMG]432MHz_GaAs_LNA_WA2FTK.gif12-Oct-2014 10:35 66K 
[IMG]432MHz_Handheld_TRX_DB1NV.gif19-Jan-2011 17:01 405K 
[IMG]432MHz_LNA_AF239.gif12-Aug-2012 12:19 20K 
[IMG]432MHz_LNA_F8BCU.gif10-Dec-2017 08:37 156K 
[IMG]432MHz_LNA_MA42141_K1RX.gif25-Jun-2014 04:14 8.0K 
[IMG]432MHz_LNA_MGF1402.gif29-Nov-2009 03:25 12K 
[IMG]432MHz_LNA_NE64535_WB5LUA.gif25-Jun-2014 04:14 16K 
[IMG]432MHz_LNA_W1OOP.gif23-Aug-2014 14:57 91K 
[IMG]432MHz_LNA_YU1AW.gif29-Nov-2009 03:25 17K 
[IMG]432MHz_Narrow_BPF_FC1GOW.gif10-Dec-2017 08:37 197K 
[IMG]432MHz_Narrowband_LNA_F8BCU.gif10-Dec-2017 08:37 372K 
[IMG]432MHz_QRP_FM_TX.gif29-Nov-2009 03:25 32K 
[IMG]432MHz_RX_Converter_DD2EK.gif29-Mar-2011 05:41 202K 
[IMG]432MHz_SSB-AM_RX_YO3AVE.gif29-Nov-2009 03:25 115K 
[IMG]432MHz_Through-Line_BPF_K6RIL.gif16-May-2014 18:07 143K 
[IMG]432MHz_pHEMT_LNA_0.4dBNF_JH0WJF.gif29-Nov-2009 03:25 11K 
[IMG]432MHz_to_1296MHz_Frequency_Tripler.gif29-Nov-2009 03:25 22K 
[IMG]433MHz_Data_TRX.gif29-Nov-2009 03:25 6.6K 
[IMG]433MHz_Lumped_Components_Balun.gif29-Nov-2009 03:25 21K 
[IMG]434MHz_ATV_RX_G3YQC.gif08-Jul-2014 06:10 162K 
[IMG]434MHz_GaAs_LNA_DJ5QX.gif16-Mar-2012 18:26 29K 
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[IMG]439MHz_ATV_AM_Transmitter.gif29-Nov-2009 03:25 112K 
[IMG]440MHz_60W_PA_W2GEF.gif15-Jun-2012 06:07 222K 
[IMG]440MHz_JFET_Preamp.gif19-Jan-2014 10:09 40K 
[IMG]448MHz_5W_PA_WA1HVG.gif10-Apr-2012 05:28 148K 
[IMG]450MHz-to-1GHz_VCO_DB1NV.gif29-Mar-2011 05:41 54K 
[IMG]450MHz_Quarter-wavelength_VCO.gif29-Nov-2009 03:25 33K 
[IMG]450MHz_Signal_Source_K1CLL.gif22-Jan-2012 16:48 140K 
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[IMG]455kHz_10.7MHz_IF-Amp_MC1350.gif09-Mar-2012 09:07 37K 
[IMG]455kHz_12kHz_DRM_Conv_Ceramic_LO.gif08-Mar-2013 19:03 56K 
[IMG]455kHz_12kHz_DRM_Converter.gif08-Mar-2013 19:03 75K 
[IMG]455kHz_90dBc-Carrier-Rej_DSB_Mod_G3TAG.gif11-Feb-2012 16:58 88K 
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[IMG]455kHz_BFO.gif29-Nov-2009 03:25 3.7K 
[IMG]455kHz_BFO_Filter_for_SW_RX_WB4KTY.gif26-Mar-2012 16:53 110K 
[IMG]455kHz_BFO_W1SNN.gif01-Jun-2014 12:10 6.4K 
[IMG]455kHz_Ceramic-Crystal_BFO.gif04-Oct-2012 12:36 78K 
[IMG]455kHz_Ceramic_Filter_BFO.gif29-Nov-2009 03:25 3.0K 
[IMG]455kHz_Crystal_BFO.gif04-Oct-2012 12:36 45K 
[IMG]455kHz_IF_Mechanical_Filter.gif22-Aug-2011 07:08 21K 
[IMG]455kHz_JFET_BFO_G8SEQ.gif28-Apr-2015 03:50 31K 
[IMG]455kHz_LC_FET_LO.gif04-Oct-2012 12:36 41K 
[IMG]455kHz_PLL_Variable_BFO.gif13-Sep-2010 09:34 44K 
[IMG]455kHz_SSB_Gen_Ceramic_Filters.gif04-Oct-2012 12:36 132K 
[IMG]455kHz_SSB_Generator.gif28-Oct-2010 08:42 35K 
[IMG]455kHz_Stable_Ceramic_Resonator_BFO_WN5Y.gif03-Jul-2012 11:09 4.5K 
[IMG]455kHz_Wobbulator.gif11-Feb-2012 16:58 143K 
[IMG]455kHz_X-tal_LO.gif09-Jan-2011 10:36 7.4K 
[IMG]460MHz-600MHz_Switchable_LO.gif20-Feb-2016 17:47 11K 
[IMG]470MHz_PLL_FM_Demodulator.gif29-Nov-2009 03:25 45K 
[IMG]470kHz-144MHz_High_IP3_Norton_LNA_DK6ED.gif23-Aug-2014 14:57 182K 
[IMG]480MHz-520MHz_Class-E_PA.gif08-Jan-2011 05:10 4.6K 
[IMG]500Hz-3kHz_BPF.gif10-Dec-2017 08:37 54K 
[IMG]500Hz-500kHz_Ultra_Low_Noise_JFET_Amplifier.gif18-Feb-2014 04:51 12K 
[IMG]500MHz_15W_DMOSFET_PA.gif06-Oct-2010 13:30 27K 
[IMG]500MHz_Class-F_Power_Amplifier.gif08-Jan-2011 05:10 17K 
[IMG]500MHz_LO_MMBTH10.gif22-Apr-2016 15:38 15K 
[IMG]500MHz_LogDet_DJ8ES.gif29-Nov-2009 03:26 21K 
[IMG]500MHz_Prescaler_11C90.gif18-Jan-2011 14:20 22K 
[IMG]500W_Toroidal_Antenna_Tuner_WB2ZSH.gif19-Oct-2017 12:10 151K 
[IMG]500kHz-3GHz_LED_Field-Strength_Meter.gif29-Nov-2009 03:26 464K 
[IMG]500kHz-22MHz_DRM_RX.gif03-Feb-2014 07:28 42K 
[IMG]500kHz-30MHz_Ant_Tuner.gif18-Jul-2010 11:26 74K 
[IMG]500kHz-30MHz_Regen_RX.gif03-Feb-2014 07:28 16K 
[IMG]500kHz_500W_Class-E_IRFP452_PA_G4JNT.gif10-Feb-2014 18:27 38K 
[IMG]500kHz_Buffer_X-tal_LO.gif05-Oct-2012 09:26 26K 
[IMG]500kHz_LO_Based_on_X-tal_Difference.gif13-Jun-2014 08:56 7.4K 
[IMG]500kHz_Speech_Clipper_K6HTM.gif25-May-2014 08:08 38K 
[IMG]500kHz_Stable_LC_BFO.gif04-Oct-2012 12:36 98K 
[IMG]520MHz_15W_MOSFET_PA.gif20-Apr-2012 04:25 38K 
[IMG]540MHz_1080MHz_Freq_Doubler_DC3QS.gif05-Feb-2011 14:44 68K 
[IMG]540MHz_Signal_Source_W2CQH.gif19-Jan-2014 10:09 35K 
[IMG]567MHz_SAW_Oscillator.gif29-Nov-2009 03:27 13K 
[IMG]576MHz_Signal_Source_YU3UMV.gif22-Feb-2011 10:46 133K 
[IMG]580MHz-2.2GHz_Combline_Filter_VCO.gif11-Dec-2015 14:17 33K 
[IMG]580MHz_2.2GHz_VCO_Combline_BPF.gif20-Dec-2010 13:43 34K 
[IMG]600MHz_2.2GHz_VCO.gif29-Nov-2009 03:27 23K 
[IMG]600MHz_1200MHz_Low_PN_VCO.gif29-Nov-2009 03:27 15K 
[IMG]600kHz-12MHz_Modulated_Sig_Gen_W6GXN.gif25-May-2014 08:08 22K 
[IMG]600kHz-60MHz_Signal_Gen_TDA1072_DD0RQ.gif21-Apr-2013 06:59 39K 
[IMG]639MHz-to-2556MHz_Freq_Multiplier_W1VT.gif10-Apr-2012 05:28 94K 
[IMG]650MHz-1.7GHz_BJT_VCO.gif11-Dec-2015 14:17 11K 
[IMG]670MHz_MOSFET-Ge_LNA.gif23-Aug-2014 14:57 199K 
[IMG]700MHz-to-1400MHz_MMIC_VCO_DJ8ES.gif29-Mar-2011 05:42 33K 
[IMG]700MHz_Low-Phase-Noise_LO.gif17-Sep-2011 17:41 35K 
[IMG]750MHz-1250MHz_T-type_VCO.gif11-Dec-2015 14:17 9.4K 
[IMG]750MHz_1250MHz_VCO.gif29-Nov-2009 03:27 20K 
[IMG]750MHz_Push-Push_Oscillator.gif29-Nov-2009 03:27 44K 
[IMG]800Hz_40Hz-BW_Audio_Filter_ZS5JF.gif24-Oct-2015 16:03 48K 
[IMG]800MHz-2.4GHz_Tripler.gif29-Nov-2009 03:28 12K 
[IMG]800MHz-900MHz_LNA.gif16-Mar-2012 18:26 14K 
[IMG]800MHz-2500MHz_Tunable_BPF_Amplifier.gif31-Jul-2016 17:10 45K 
[IMG]800MHz-to-2400MHz_Frequency_Tripler.gif29-Nov-2009 03:28 11K 
[IMG]800MHz_1000MHz_BJT_LNA.gif29-Nov-2009 03:28 22K 
[IMG]800MHz_Base_Station_Chaos_Jammer.gif17-May-2016 13:55 52K 
[IMG]800MHz_Noise_Compensation_LO.gif11-Dec-2015 14:17 27K 
[IMG]800MHz_Phone_Jammer.gif17-May-2016 13:55 91K 
[IMG]800MHz_Phone_Jammer_ver.A.gif17-May-2016 13:55 80K 
[IMG]800MHz_VCO_DL8ZX.gif20-Feb-2011 11:29 36K 
[IMG]800MHz_Very_Low_Phase_Noise_VCO.gif29-Nov-2009 03:28 40K 
[IMG]820MHz_2120MHz_Push-Pull_VCO.gif29-Nov-2009 03:29 17K 
[IMG]820MHz_Dual-Mode_Fractal_uStrip_BPF.gif16-Mar-2012 18:26 56K 
[IMG]825MHz_CQ_uStrip_BPF.gif16-Mar-2012 18:26 28K 
[IMG]855MHz-890MHz_Coaxial-Resonator_VCO.gif09-Jan-2011 10:36 28K 
[IMG]868.3MHz_to_144MHz_TRV_F1JGP.gif29-Nov-2009 03:29 46K 
[IMG]868MHz_Remote_Control_RX_LY3LP.gif01-Jun-2014 12:10 47K 
[IMG]900MHz-1800MHz_BFG540_VCO.gif20-Feb-2016 17:47 54K 
[IMG]900MHz-1800MHz_Dual-Band_VCO.gif20-Feb-2016 17:47 129K 
[IMG]900MHz_BJT_Gilbert_Mixer.gif29-Nov-2009 03:29 19K 
[IMG]900MHz_BJT_LNA.gif29-Nov-2009 03:29 21K 
[IMG]900MHz_Coax_Cable_Wilkinson_Splitter_W1JR.gif20-Sep-2014 03:37 6.5K 
[IMG]900MHz_G-22dB_NF-1.9dB_BJT_LNA.gif29-Nov-2009 03:29 49K 
[IMG]900MHz_High_Linearity_pHEMT_LNA.gif29-Nov-2009 03:29 14K 
[IMG]900MHz_Integrated_Cascode_LNA.gif29-Nov-2009 03:29 66K 
[IMG]900MHz_LNA_BFG505.gif29-Nov-2009 03:29 7.1K 
[IMG]900MHz_Signal_Source_W6PQL.gif29-Nov-2009 03:29 24K 
[IMG]900MHz_Trisection_uStrip_BPF.gif16-Mar-2012 18:26 24K 
[IMG]902-1296-2304MHz_GaAs_LNA_WA5VJB.gif27-Aug-2011 17:20 262K 
[IMG]902MHz-to-28MHz_RX_Converter_W0PW.gif27-Aug-2011 17:20 104K 
[IMG]902MHz_PLL_FM_ATV_Transmitter.gif29-Nov-2009 03:29 139K 
[IMG]902MHz_Signal_Source.gif29-Nov-2009 03:29 32K 
[IMG]910MHz_ATV_TX_K2MQJ.gif16-Mar-2014 14:18 52K 
[IMG]912kHz-to-1824kHz_Diode_Frequency_Doubler.gif20-Feb-2016 17:47 13K 
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[IMG]925MHz_Differential_VCO.gif11-Dec-2015 14:17 34K 
[IMG]950MHz-2150MHz_LNA.gif29-Nov-2009 03:29 27K 
[IMG]950MHz_Linear-Phase_uStrip_BPF.gif16-Mar-2012 18:27 21K 
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[IMG]1000W_PIN-diode_Antenna_Switch_SM5BSZ.gif02-Dec-2017 14:31 6.4K 
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[IMG]1080MHz_2160MHz_Freq_Doubler_DC3QS.gif05-Feb-2011 14:40 69K 
[IMG]1100MHz-1350MHz_VCO.gif29-Nov-2009 03:15 9.2K 
[IMG]1104MHz_LO_W6PQL.gif29-Nov-2009 03:15 17K 
[IMG]1108MHz_LO_K0JB.gif27-Feb-2012 14:55 110K 
[IMG]1136MHz_3W_Signal_Source.gif02-Dec-2017 14:31 172K 
[IMG]1136MHz_Interdigital_Filter.gif02-Dec-2017 14:31 35K 
[IMG]1136MHz_to_10224MHz_Multiplier_F8BCU.gif10-Dec-2017 08:35 282K 
[IMG]1150-1152MHz_Signal_Source.gif29-Nov-2009 03:15 34K 
[IMG]1150MHz-2200MHz_VCO.gif20-Feb-2016 17:46 116K 
[IMG]1152-1296MHz_Signal_Source_G4DDK.gif29-Nov-2009 03:15 79K 
[IMG]1152-10368-24192MHz_Harmonic_Mixer.gif29-Nov-2009 03:15 15K 
[IMG]1152MHz-1296MHz_Signal_Source.gif10-Feb-2014 18:27 60K 
[IMG]1152MHz-2176MHz_Signal_Source_KT2B.gif06-May-2012 12:01 237K 
[IMG]1152MHz-to-10368MHz_Multiplier_DB1NV.gif20-Feb-2011 11:27 201K 
[IMG]1152MHz_FM_Signal_Source_DB1NV.gif20-Feb-2011 11:28 421K 
[IMG]1152MHz_PLL_Signal_Source_OZ1GDS.gif29-Nov-2009 03:15 42K 
[IMG]1152MHz_Signal_Source_DB6NT.gif16-Jun-2013 12:43 39K 
[IMG]1152MHz_Signal_Source_DC0DA.gif05-Feb-2011 14:41 202K 
[IMG]1152MHz_Signal_Source_DC8NR.gif05-Feb-2011 14:41 430K 
[IMG]1152MHz_Signal_Source_F6BCU.gif29-Nov-2009 03:15 223K 
[IMG]1152MHz_Signal_Source_WA2ZZF.gif25-Jun-2014 04:13 159K 
[IMG]1152MHz_VCO_WA9HUV.gif20-Sep-2014 03:37 18K 
[IMG]1200GHz_LO_DG4RBF.gif19-Jan-2011 17:01 48K 
[IMG]1240-1300MHz_A-V_Transmitter.gif06-Aug-2013 11:36 193K 
[IMG]1240MHz_0.5W_Amp_I1KFH.gif26-Feb-2015 11:17 39K 
[IMG]1255MHz_ATV_RX_F5RDH.gif27-Nov-2013 17:34 208K 
[IMG]1267MHz_Signal_Source_W6FZJ.gif29-Nov-2009 03:15 27K 
[IMG]1268MHz_Signal_Source_DF8QK.gif06-Aug-2013 11:36 278K 
[IMG]1294MHz-144MHz_RX_Converter.gif29-Nov-2009 03:15 36K 
[IMG]1296GHz_VLNA_G4DDK.gif29-Nov-2009 03:15 56K 
[IMG]1296MHz-28MHz_RX_Converter_VK4ZT.gif19-May-2014 17:35 48K 
[IMG]1296MHz-28MHz_RX_Converter_W2CQH.gif19-Jan-2014 10:08 145K 
[IMG]1296MHz-144MHz_RX_Converter_DJ5XA.gif05-Feb-2011 14:41 382K 
[IMG]1296MHz-to-28MHz_RX_Converter_W0PW.gif27-Aug-2011 17:19 86K 
[IMG]1296MHz-to-144MHz_SSB_TRV_DJ1EE.gif20-Feb-2011 11:28 545K 
[IMG]1296MHz-to-10368MHz_Multiplier_F6BVA.gif29-Nov-2009 03:15 13K 
[IMG]1296MHz_1W_Linear_PA_DC0DA.gif05-Feb-2011 14:41 96K 
[IMG]1296MHz_10W_Linear-PA_DJ1EE.gif22-Feb-2011 10:45 66K 
[IMG]1296MHz_50W_PA_DJ1EE.gif29-Nov-2009 03:16 56K 
[IMG]1296MHz_50W_UPF1060_PA_DJ1EE.gif10-Feb-2014 18:27 26K 
[IMG]1296MHz_144MHz_TRV_F1OPA.gif29-Nov-2009 03:15 12K 
[IMG]1296MHz_144MHz_TRV_F5LGJ.gif29-Nov-2009 03:16 201K 
[IMG]1296MHz_300mW_FM_ATV_Transmitter.gif29-Nov-2009 03:16 104K 
[IMG]1296MHz_427MHz_RX_Converter_LY3LP.gif01-Jun-2014 12:09 9.4K 
[IMG]1296MHz_AM_ATV_Transmitter.gif29-Nov-2009 03:16 41K 
[IMG]1296MHz_BPF_DC0DA.gif05-Feb-2011 14:41 107K 
[IMG]1296MHz_Beacon_PE9GHz.gif16-Jun-2013 12:43 33K 
[IMG]1296MHz_Cavity_BPF_N6CA.gif22-Jan-2012 16:48 87K 
[IMG]1296MHz_Cavity_Tuned_BPF_VK2TDN.gif09-Sep-2010 13:36 30K 
[IMG]1296MHz_Circular_Horn_WA9HUV.gif11-Jun-2014 14:44 103K 
[IMG]1296MHz_DB-Mixer_WA6UAM.gif29-Nov-2009 03:16 108K 
[IMG]1296MHz_DB-Mixer_coaxial-balun_WA6UAM.gif08-May-2016 13:47 62K 
[IMG]1296MHz_DBM_Mixer_WA6UAM.gif03-Feb-2014 07:28 100K 
[IMG]1296MHz_FM_ATV_TX_F3YX.gif29-Nov-2009 03:16 71K 
[IMG]1296MHz_FM_ATV_TX_I2ROM.gif29-Nov-2009 03:16 53K 
[IMG]1296MHz_GaAs_LNA_OZ2OE.gif11-Jul-2012 09:00 111K 
[IMG]1296MHz_GaAs_LNA_RA3WDK.gif23-Jun-2012 17:23 41K 
[IMG]1296MHz_GaAs_LNA_WA9HUV.gif27-Sep-2014 16:37 137K 
[IMG]1296MHz_Generator_LY3LP.gif01-Jun-2014 12:09 8.3K 
[IMG]1296MHz_Interdigital_BPF.gif22-Feb-2011 10:46 109K 
[IMG]1296MHz_LNA.gif29-Nov-2009 03:16 19K 
[IMG]1296MHz_LNA_DJ1EE.gif31-Jan-2011 06:10 63K 
[IMG]1296MHz_LNA_F1JGP.gif29-Nov-2009 03:16 47K 
[IMG]1296MHz_LNA_WA2VTR.gif20-May-2014 16:52 52K 
[IMG]1296MHz_LNA_WA6UAM.gif29-Nov-2009 03:16 34K 
[IMG]1296MHz_LO_K1CLL.gif27-Feb-2012 14:55 69K 
[IMG]1296MHz_LO_W6PQL.gif29-Nov-2009 03:16 16K 
[IMG]1296MHz_Mixer_WA6UAM.gif29-Nov-2009 03:16 23K 
[IMG]1296MHz_Noise_Source_W3BSV.gif25-May-2014 08:08 102K 
[IMG]1296MHz_PLL_FM_ATV_TX_N9ZIA.gif29-Nov-2009 03:16 83K 
[IMG]1296MHz_Pip-Squeaq_Signal_Source_ZF5JF.gif24-Oct-2015 16:03 46K 
[IMG]1296MHz_Power_Amplifier.gif29-Nov-2009 03:16 40K 
[IMG]1296MHz_RX_Downconverter_WB6IGP.gif11-Jan-2012 17:43 262K 
[IMG]1296MHz_Selective_LNA_DC8UG.gif20-Feb-2011 11:28 156K 
[IMG]1296MHz_Signal_Source_G3PFR.gif10-Dec-2017 08:35 191K 
[IMG]1296MHz_Simple_Signal_Source.gif22-Feb-2011 10:46 127K 
[IMG]1296MHz_Simple_TX.gif29-Nov-2009 03:16 25K 
[IMG]1296MHz_Single-Diode_Mixer.gif19-Jul-2012 13:25 20K 
[IMG]1296MHz_Superregen_RX_LY3LP.gif01-Jun-2014 12:09 12K 
[IMG]1296MHz_Switchable_LNA_G4DDK.gif10-Feb-2014 18:27 26K 
[IMG]1296MHz_Transverter_W1GHZ.gif29-Nov-2009 03:16 175K 
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[IMG]1540MHz_Interdigital_Filter.gif22-Jan-2012 16:48 123K 
[IMG]1695MHz-1750MHz_Coaxial-Resonator_VCO.gif09-Jan-2011 10:36 26K 
[IMG]1700-1950MHz_VCO.gif29-Nov-2009 03:18 21K 
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[IMG]2556MHz_Signal_Source_DC0DA.gif29-Mar-2011 05:41 164K 
[IMG]2556MHz_Signal_Source_DF9LN.gif16-Jun-2013 12:43 25K 
[IMG]2808MHz_Signal_Source_DC0DA.gif29-Nov-2009 03:21 38K 
[IMG]3256MHz_Signal_Source_DB6NT.gif29-Nov-2009 03:23 30K 
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[IMG]5616MHz_Signal_Source_DB6NT.gif29-Nov-2009 03:27 33K 
[IMG]7400_Keyer_WB5PPV.gif22-Jan-2012 16:49 160K 
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[IMG]AGC_PIN_Attenuator2.gif19-Jul-2012 13:26 29K 
[IMG]AGC_PIN_attenuator.gif29-Nov-2009 03:30 10K 
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[IMG]Aircraft_RX_PY2OHH.gif05-Apr-2013 15:33 65K 
[IMG]Aircraft_Receiver_118-136MHz.gif29-Nov-2009 03:30 175K 
[IMG]All-BJTs_Keyer.gif29-Nov-2009 03:30 197K 
[IMG]All-Bands-HF-to-9MHz-IF_TRV_YO3DAC-YO3BAL.gif29-Nov-2009 03:30 41K 
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[IMG]All_Bands_PLL_JR1PWZ.gif11-Jul-2012 09:01 111K 
[IMG]All_Bands_VFX_for_9MHz_IF_W7ZOI.gif31-Jan-2014 15:58 195K 
[IMG]All_HF_Bands_DCR.gif29-Nov-2009 03:30 342K 
[IMG]All_HF_Bands_Superregen_RX_WB0NQM.gif30-Apr-2014 07:23 187K 
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[IMG]Antenna_Analyzer_F6BQU.gif29-Nov-2009 03:30 60K 
[IMG]Antenna_Analyzer_PA1ARE.gif16-Mar-2014 14:18 110K 
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[IMG]Baxandall.gif29-Nov-2009 03:31 5.4K 
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