Dubus 1982-1992
Dubus on primary site ftp://dpmc.unige.ch/pub/dubus
Dubus Pages Dize Title Autor
8203-1 8 375k 13 cm transverter DF5QZ
8203-2 3 103k 13 cm power amplifier DC8UG
8301-1 6 308k 6 cm linear amplifier DF5QZ
8301-2 5 274k Comments to a 70cm long yagi array SP1DSU
8301-3 5 274k IC402 modifications DC0HW
8301-4 6 368k Reflectometer with coaxial coupler DF3CX
8302-1 3 66k Log periodic antenna 1.0-3.5GHz DC8CE
8302-2 8 449k Reflectometer with coaxial coupler (part II) DF3CX
8302-3 1 51k ETM 8c for MS OE3CEW
8302-4 7 232k Comparison of different feed horns for dish antennas DL7YC
8302-5 1 32k Correction to Dubus 4/82 LA8AK
8302-6 10 606k Application of microwave GaAs-Fets (part I)
8304-1 4 308k Application of microwave GaAs-Fets (part II)
8304-2 3 107k Broadband amplifier for 13 and 9 cm DL7QY
8401-1 2 185k 24 GHz baugruppen DK2RV
8401-2 5 284k 7W 2320 MHz Linear verstarker DL7QY
8401-3 1 53k Up converter for MS use LA8AK
8401-4 2 180k Two stage 5760 MHz GaAs Fet amplifier DL7QY
8402-1 4 510k Frequency doubler from 2.5 GHz to 5 GHz with GaAs FET DC0DA
8402-2 2 88k Three band GaAs FET amplifier 1000 - 4000 MHz DL7QY
8402-3 14 1474k Modular 10GHz SSB transverter DL8RAH
8402-4 2 213k 10GHz GaAsFET amplifier using Nec70083 and microstrip filter DL7QY
8403-1 4 230k 430 - 10GHz multiplier using S3015A JA1EPK
8403-2 5 324k A simple power supply for TWT amplifiers DL7QY
8403-3 6 352k Frequency prescalers for microwave bands HB9MIN
8403-4 6 889k 750W 432MHz linear power amplifier with RS1064 DB6NT
8403-5 3 141k The experiments of injection locking JA1DGF
8403-6 11 1517k Transistorized 23cm linear amps 6, 16 and 30W output DL7QY
8404-1 2 145k GaAs FET preamplifier for the 3cm band I1MMS
8404-2 3 474k 2m & 70cm low cost GaAS MES FET amplifiers DL7QY
8404-3 9 1077k 23cm PA with TH316 DK2GR
8404-4 4 509k Thermal power meter 10MHz - 14GHz DB9SB
8501-1 11 1011k Low cost 23 cm linear transverter PA0LPE
8502-1 35 2825k High performance SSB/CW duoband transceiver SSCW702 DL7QY
8502-2 1 53k Two stage amplifier for 23cm band F6DZK
8502-3 3 463k Mechanical indicator of doppler shift for EME OK1KIR
8503-1 20 2229k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part II) DL7QY
8503-2 8 1049k 144 MHz high power amplifier ON5FF
8503-3 2 68k Coupling line for 8x23 el 1296 MHz F6DZK
8503-4 10 1139k 1.3 GHz GaAsFET transverter module OE9PMJ
8504-1 4 134k 3cm pillbox antenna DK2RV
8504-2 3 108k Resonator filter for the 3cm band DK2UO
8504-3 4 231k Control circuits for an EME station SO1MN
8504-4 3 109k Using TBA120 for MS reception LA8AK
8504-5 12 643k 1296 MHz Power amplifier OE9PMJ
8504-6 23 1318k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part III) DL7QY
8601-1 1 67k CW sidetone for IC202 DL9SBS
8601-2 2 108k Resonator filter for the 9, 6 and 3cm bands DK2AB
8601-3 10 705k GaAs FET 13cm transverter DC8UG
8601-4 3 132k 3cm circular waveguide from copper pipe DK2UO
8601-5 13 855k Feeding parabolic dishes with horn antennas (I) DK2RV
8601-6 6 262k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part IV) DL7QY
8602-1 9 655k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part V) DL7QY
8602-2 1 75k Inexpensive and accurate RF mV meter LA8AK
8602-3 1 37k Printed 2el antennas for 23 an 13 cm bands OE9PMJ
8602-4 2 132k Wideband horn 1.2 &2.4 GHz OE9PMJ
8602-5 3 288k 1m40 parabolic dish f/d = 0.5 OE9PMJ
8602-6 33 1787k 10GHz Transverter in microstrip technique DL1RQ
8602-7 6 371k 13cm preamplifier and 13 power amplifier DC8UG
8602-8 2 127k Deterioration of EME S/N by polarisation rotation DF5AI
8603-1 2 101k PLL SSB notes for 10 GHz LA8AK
8603-2 6 880k GaAs FET doubler with mixer for 24 GHz DB6NT
8603-3 3 157k 3.8 GHz divider by 4 HB9MIN
8603-4 7 424k Feeding parabolic dishes with horn antennas (part II) DK2RV
8603-5 11 725k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part VI) DL7QY
8604-1 7 514k Improvement of weak signal detection with binaural reception DF1DM
8604-2 4 229k Tripler from 3456 to 10368 PA0EHG
8604-3 4 215k Transistorized 23cm power amplifier for the 23cm band F6DZK
8604-4 11 549k Two PCB transverter for the 9cm band DD2EK
8604-5 8 350k Redesigned 10GHz SSB transverter DL1RQ
8604-6 8 462k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part VII) DL7QY
8604-7 1 56k SSB-Signalaufbereitung fuer die microwellenbander DK2RV
8701-1 4 321k Oscillator for SHF transverter in SMD technic DC0DA
8701-2 3 84k Relay control for power amplifiers DL6NCI
8701-3 4 263k GaAs FET quadrupler 3->2 GHz for DB6NT portable 24 GHz transverter DC0DA
8701-4 2 71k Low cost high performance mixer up to 2500MHz OE9PMJ
8702-1 3 209k LO for 10 GHz transverter DJ6JJ
8702-2 3 143k Complementation od cylindrical resonator cavities DK2AB
8702-3 3 123k Experiences with matched microwaves striplines DK2AB
8702-4 8 1295k Sideband noise of amateur stations DL7QY
8703-1 1 32k Tuning aid for valve power amplifiers OE9PMJ
8703-2 4 187k 3.7 GHz divider by 1000 DB9SB
8703-3 3 439k Sideband noise of amateur stations DL7QY
8703-4 7 304k Single board 10GHz transverter DJ6JJ
8703-5 12 684k Precision Wattmeter with automatic VSWR indication DJ9BV
8703-6 3 179k Non reciprocal wave propagation with faraday rotation DF1DM
8704-1 13 598k Effective noise temperature of 4 yagi arrays for 432 EME DJ9BV
8704-2 2 120k Circular waveguide rearfeed for parabolic dishes DK2RV
8704-3 4 143k Modification of the LA8AK MS timer for 1, 2.5 and 5 mn LA8AK
8801-1 2 126k Simple TWT power supply LA6LCA
8801-2 9 732k Transistorized 24GHz transverter DB6NT
8801-3 1 50k Transistorized 1W amplifier simulation for the 3cm band F6DZK
8802-1 4 152k 2304 power amplifier VE4MA
8802-2 8 391k Measurements on a 24GHz DB6NT transverter DC0DA
8802-3 4 423k Active frequency quadrupler DC0DA
8802-4 2 158k 3cm band GaAsFET power amplifier DC0DA
8803-1 9 317k Gain and performance data of 144 MHz antennas DJ9BV
8804-1 4 138k Noise figure measurements results 3rd int. EME conference DJ9BV
8804-2 18 675k Low noise GaAsFets preamps for EME Construction and measurements pr DJ9BV
8804-3 3 96k Two stage preamp for 432 EME DL9KR
8901-1 2 412k Waveguide filter for 24GHz DC0DA
8901-2 1 86k Improving S-meter for IC202 LA8AK
8902-1 6 535k 70cm EME PA with 1K+ output (part1) OZ9ZI
8902-2 4 352k Gain and performance data of 432 MHz antennas DJ9BV
8902-3 1 53k Hints on DB6NT's 24GHz transverter DB6NT
8903-1 11 608k 70cm EME PA with 1K+ output (part2) OZ9ZI
8903-2 7 164k 5.7GHz Amplifiers JE1AAH
8903-3 4 85k High performance 432MHz preamp F1EHN
8903-4 4 94k 47GHz Station OE9PMJ
8904-1 4 119k Ultra stable microwave LO F1GAS
8904-2 6 141k 10 GHz Amplifiers JE1AAH
8904-3 5 138k Deep dish feed horns revisited VE4MA
8904-4 3 81k DL6WU Yagi for 2320 MHz DC3XY
8904-5 3 53k 76 GHz Station OE9PMJ
9001-1 9 231k 50 MHz Transverter OE9PMJ
9001-2 7 175k SSB components for millimetric waves (24 & 47GHz) HB9MIN
9001-3 3 59k 5.76 GHz Up converter LA6LCA
9001-4 12 236k Yagi antennas for 144 MHz DJ9BV
9002-1 10 331k Novel approach to automatic noise figure measurement DJ9BV
9002-2 11 294k Construction of a precision noise figure measurement system DJ9BV
9002-3 8 268k The FAI beacon DB0FAI DL4MEA
9002-4 11 207k Triplate directional couplers F1GAS
9002-5 6 132k Low noise no tune preamp for 23/24cm FD1FLN
9002-6 7 430k 10GHz T/R Module JE1AAH
9002-7 3 79k Flash-over protection for PA's OE5JFL
9003-1 7 176k 1 W power amplifier for 10 GHz JE1AAH
9003-2 5 119k Coax relay with RF vox DL4MEA
9003-3 19 508k Construction of a precision noise figure measurement system (part2) DJ9BV
9003-4 7 165k Three tubes amplifier for 144 MHz OE3JPC
9003-5 10 322k Regulated screen supplies and protection for tetrode amplifiers G3SEK
9003-6 5 89k 50 MHz linear amplifier PE1DAB
9004-1 9 389k 12GHz LO for 24 & 47 GHz DB6NT
9004-2 20 962k How to use a Noise Figure Meter DJ9BV
9004-3 3 196k Construction of folded dipole for 2m Yagis PE1DAB
9004-4 4 146k Details on 10GHz T/R Module JE1AAH
9004-5 9 372k Tips fur die konstruktion des rausczahl mebgerats Dj9BV & DF7VX
9004-6 5 368k 2m EME antenna with open-wire feed system DL1GBF
9004-7 3 144k Optimum bias circuit for linear power transistors DF4LY
9101-1 9 389k Einfacher 10GHz transverter DB6NT & DC0DA
9101-2 4 129k 200mW two stage amplifier for 10GHz
9101-3 5 235k How to use open wire feedlines PA3AEF
9101-4 3 170k A simple solution for a PANFI PA0EZ
9102-1 6 469k Drei band erreger fur parabolspiegel DK8SG
9102-2 11 470k High power GaAs FET amplifiers for 9cm DB6NT
9102-3 6 174k Modifications for 10HGz - transverter DB6NT
9102-4 14 617k High gain Yagis for 432MHz Dj9BV
9102-5 12 449k 24GHz transverter with HEMTs (I) JE1AAH
9103-1 9 337k Noch ein 50MHz transverter DF9CY
9103-2 13 650k Transverter for 5.7GHz (I) DB6NT
9103-3 9 373k 24GHz transverter with HEMTs (II) JE1AAH
9103-4 15 749k Yagi simulation: CAD software for evalution and development (I) DJ9BV & DL6WU
9104-1 15 872k Yagi simulation: CAD software for evalution and development (II) DJ9BV & DL6WU
9104-2 6 253k 5.7GHz transverter: LO (II) DB6NT
9104-3 11 503k Transverter for 3.4GHz DB6NT
9104-4 3 94k 3.4GHz transverter: LO DB6NT
9104-5 14 661k Low noise preamp for 1.3GHz DJ9BV
9104-6 3 192k 4W GaAs FET amplifier for 10GHz DB6NT
9201-1 14 826k Transverter for 47GHz DB6NT
9201-2 17 526k Antenna control system for EME F1EHN
9201-3 5 319k High performance RF switch for 10GHz I3OPW & IV3FDO
9201-4 22 1293k Yagi simulation: CAD software for evalution and development (III) DJ9BV & DL6WU
9201-5 3 146k Accurate digital display for antenna rotators OE3JPC
9201-6 2 99k Einfach dB-lineares S-metar fur mikrowellennachsetzer HB9MIN
9202-1 12 737k Transverter for 76GHz DB6NT
9202-2 1 35k 76GHz mebmittel (SHF mixer fur spektrumanalysator) DB6NT
9202-3 5 199k High IP LNA for 432MHz DJ9BV & DL6WU
9202-4 6 249k Verbesserung von Yagis durch suppressoren
9202-5 4 191k High power TWT HB9SLV
9203-1 20 827k Computer simulation von parabolspiegehn OE5JFL
9203-2 4 212k 8W GaAs FET amplifier for 6cm DB6NT
9203-3 9 441k Performance evalution for EME systems DJ9BV & F6HYE
9203-4 7 302k HEMT LNA for 13cm DJ9BV
9203-5 25 1152k Yagi simulation: CAD software for evalution and development (IV) DJ9BV & DL6WU
9204-1 12 1107k 23cm linear transverter DB6NT & DF9LN
9204-2 275k f
9204-3 2 62k GaAs FET power amplifier for 13cm JE1AAH