Radio System Blog

Make a Programming Cable for a Yaesu FT-4X

I referenced this video to modify a Baofeng cable to make a programming cable for a Yaesu FT-4X.

 

 

Pulled out 3.5mm pin

 

 

Soldered Diode between TX and RX. Anode goes to TX.
 
 
 
Soldered diode between TX/RX (anode to TX)