Radio Mods

New PA stage for good old Atlas 350XL HF transceiver

WA8MCQ modification for the Heathkit HW-7 transceiver

Some improvements for the Kenwood TS 440S including distortion level in SSB in transmitted signals ...

Modifying the Collins KWM 2 for Serious CW Operation Make this old SSB workhorse perform ...

Circuit diagrams CB and HAM mods alignments data sheets and pinouts a massive site with ...

A custom cable to replace the hard to find and obsolete Yaesu YSK-8100

Modification of the Icom IC-T81E (or IC-T81A)

Insalling Inrad roofing filter in the FT-920 with pictures and comments

Converting a CB Radio for 10 meter use

Kenwood TM-201/401 Increased TX Audio, mod for microphone gain

Extend frequency coverage on the Kenwood TS-680S transceiver

Kenwood / Trio transceivers varaible power adjustment by G4VPM

The ICOM IC 745 is a durable 1980s HF transceiver ideal for enthusiasts who enjoy ...

Modify the ICOM IC-735 HF-Transceiver for DRM reception

Collection of modifications for the Heath HW-7

Large collection of radio mods and TNC mods with search facility

Modification leaves nearly all of the existing Omni agc circuitry intact simply add an audio ...