WHAT's NEW here ?
UHF LNA	Low Noise Antenna pre-amp ..with GasFet & NF 0.5 dB

SATELLITE PROJECTS
Antenna Elevator	Homebrew Elevator for Satellites by using a cheap TVRO Actuator !
Antenna Pre-Amp	... for AO-7 Mode-A (10m Band) simple & easy pre-amp !
UHF 10 Elements Yagi Antenna	Visit relative category below: Antenna projects	"click" here to Jump !
VHF 3 Elements Yagi Antenna
UHF Low Noise Antenna pre-amp	Visit relative category below: VHF-UHF projects	"click" here to Jump !
VHF Antenna pre-amp

ANTENNA PROJECTS
VHF Dipole	How to build VHF dipoles ..with Gamma Match
VHF Collinear with 2 dipoles	Tips & construction infos ...two dipoles, 5.1 dBi Gain
3 Elements VHF Yagi	Small VHF Yagi for general use, 8.17 dBi Gain
6 Elements VHF Yagi	Super-duper/small VHF Yagi ..with sharp curve but excellent Gain (11.85 dBi)
10 Elements UHF Yagi	Small UHF Yagi for SAT & Ground stations, 13.5 dBi Gain
Short Dipole	Dual-Band HF Antenna (by SV1XY) 40m "plus" 10m Band
Windom Antenna	Homebrew "Off-center" HF Multiband Antenna
L-P-T Antenna Tuner	"One-box", triple-type HF Antenna Tuner
Antenna Box	HF Antenna Distribution box ..one Coaxial-feeder for 3 antennas

VHF-UHF PROJECTS
UHF LNA	Low Noise Antenna pre-amp ..with GasFet & NF 0.5 dB
VHF Antenna pre-amp	Excellent Antenna pre-amp ...with BF981 Dual-gate MosFet
VHF Module Power Amplifier	0-20 Watts on VHF ...just by using a chip !
UHF Dummy-Load	Homebrew Dummy for UHF
Hi-pass Filter for VHF-UHF	...prevents the 88-108 MHZ Broadcast Interferences
5 Watts VHF PA	QRP cheap PA for CW-SSB
25 Watts VHF PA	BLY89 RF-Power stage Spec's from PHILIPS DataBook
144 to 28 MHz Down Converter	..useful as 2nd converter from S-band D/Cs to HF-Rx

PACKET, APRS & GPS
GPS Garmin-Etrex	Homebrew data-connector ..for Etrex GPS
Baycom modem 1200 Bps	The "famous" Baycom ...for "Poor Man Packet-ers"!
Tinny track	APRS-tracker ....PCB for Tinny-1
MAX 232 Interface	TTL to RS-232 ...Voltage-levels Interface

CHARGERS & POWER SUPPLIES
NiCad battery Charger	Simple battery charger ..with LM317T
DC to DC converter	... 12 to 24 Volts / 0.5A ...for Satellites and Hobbies
CrowBar circuit	Professional "OverVoltage" circuit ...protect your expensive RIGs !

MISCELLANEOUS Projects
2.4 GHz Signal Source	S-Band's tester ..for MMDS and Satellites
SubTone generator	Simple circuit for 88.5 Hz ...for Repeaters triggering
Universal "Key" circuit	Opto coupler isolator ...just for "Contest-ers" !

Hints & Kinks
All about Coaxial-cables	Loss/Band, VF etc.
Coaxial-cables Loss calculator	"On line" calculator
How to make easily your N-type connector	...step by step !
Are you looking for the "Z" of unknown Coaxial-cables?	Formula to determine the unknown "Z"

All modifications - for all transceivers here ! "click" here

	2500 transceivers here ! Pic's & few spec's!
	"click" here

"With a soldering iron in one hand, a schematic in the other, and a puzzled look on his face..."