dual gate

144MHz Slim Jim antenna - 2 Meter band Slim Jim antenna using a 300 Ohm ribbon cable

Coiled Coax Choke Balun - A very practical Balun for aerial work is the choke type

Homemade antenna mount - Homemade Jeep Tailgate Antenna Mount for use with a Swing Out Tire Carrier

2m 4-element Quad you can build - A 2m 4-element quad antenna that you can build easily

Ladder Feeder Dual Band Antenna - 450Ω Ladder Feeder Dual Band Antenna

70cms and 2m Dual Band Aerial - A prototype antenna built using a single approx. 2.3 meter length of 4mm stainless steel wire

23cm 6-element Yagi design - A neat, 6-element yagi antenna for the 23cms band from DG2GAJ

A simple 3 ele yagi for 144Mhz - A very easy-to-build 3-element yagi antenna for the 144mhz band

Gippsland Gate Radio and Electronics Club - The Gippsland Gate Radio and Electronics Club Inc. (GGREC) is a group of amateur radio operators and electronics enthusiasts who promote all aspects of hobby telecommunications, computers and electronics

KRG Kidderminster Repeater Group - A non-profit organisation responsible for the maintenance of the GB3KD 144MHz VOIP Repeater, and KidderLink simplex gateway, plus the KIDDER packet radio node and GB7PZT bulletin board system.

Gateway Amateur Radio Club - Club in Cleveland, White County, Georgia, promoting friendship, mutual assistance, and learning.

TinyTrak 4 and APRS - Tiny Trak 4 APRS and a new IGate

Tropospheric propagation - Article about tropospheric propagation and the way in which radio signals at VHF and above propagate over greater distances than strictly line of sight in the troposphere

Baofeng UV-3R Yahoo Group - This group is for support and discussion of the Baofeng UV-3R micro dual band VHF/UHF radio.

UTC World Clock - Dual display shows UTC or local time on top and lower display shows time in another time zone or country selected from a list.

4CX250B PA regulated supplies - A PA project by John, G8MN

Transistor PA Biasing - Here is a simple circuit that can deliver the peak base current needed for linear ssb operation

Transistor PA Biasing - Here is a simple circuit that can deliver the peak base current needed for linear ssb operation

Recovering old NICAD and NMHI Cells - Old Nicads batteries and sometimes NMHI batteries usually end up with several cells being short circuit, as they suffer from crystal growth in the electrolyte

144/432MHz Homebrew Antenna Diplexers - VHF UHF diplexer by G8MNY

DC RF Sensing PA Switching - Circuit for dc/rf sensing pa switching from g8mny

CW K Pip Tone Unit - This is an add on for anyone who wants an automatic CW \"K\" PIP tone after each over.

Non-relay instant RF Switching - Coax lines to do the RF switching. The advantages are instant switching, no power wasting DC control circuits.

Logic Probe - An easy-to-construct logic probe for the electronics enthusiast

Oscilloscope Tester - Circuit to assist in the setting-up and calibration of oscilloscopes