G3TSO Homebrew

 Differential T Match ATU
Click on Picture to see Schematics
Motorola 140 Watt Amplifier 
 ATU Internal View
Motorola 140 W HF Amplifier 
  ATU Internal View
 LP Filter Board


 T -Match ATU


Balun inside ATU 

 Balun Transformer

 Multipurpose Balun

A universal matching transformer giving 1:1; 4:1 balanced and 9:1 unbalanced matches

 G3TSO MKIII 2 Band Transceiver


Miniature Transceivers for 160 or 80 Metres

Minature Transceivers