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Antenna and Tuner Topics
6 Radio 4 Antenna Switch
Analysers
FoxDelta Antenna Analyser
FoxDelta antenna analyser self contained bluetooth
Modified VK5JST Antenna Analyser
Antenna switch, 4 radios two antennas
Antennas
20m 5/8 vertical
Cobweb
New Yagi Project
Automatic antenna switching
Baluns and UnUns
Cheap core balun/unun
Counterpoise Adjusting
Icom to LDG auto tuner cable
Icom Tune Button
Tunable Counterpoise
Two Tuner (QRP)
Very Small QRP Tuner
Projects
1 kW HF Linear Amplifier
Getting things together
15-40A Linear PSU
Boom Mic and PTT
IC-271e
Icom 7100 GPS Unit
Linear PTT
Project Photos
Simple ESR Meter
Simple Isolated PSK31 Interface with VOX
uBITx
IC7300 & FL7000 Controller
Repairs and Mods
Yaesu FT-847 mods
Adding a TCXO to the FT-847
FT-847 jumper settings
FT-847 Preamp
Build Photos and Notes
Component Layout
G4IZH Preamp
Notes
PCB
Relay Switching Circuit
FT-847 4m Power Mod
6m and 4m automatic antenna switch for the Icom 7300
FT-817 battery plug mod
Elad FDM-DUO Main Tuning Knob Modification
HF3 Receiver Display Reversal
FT-757 rebuild
Unpublished projects
Keys
For Sale
FT-77 For Sale
FT-980 For Sale
IC-7300 For Sale
LDG-817H
Misc For Swap
Some used prices
G3EJS
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