Cable for BTECH UV-50x3

[K0TX]

Try quick and dirty PTT troubleshooting method described here:

Homebrew cable PTT issues

Leo, In your case as well as in any other situation where PTT by RTS is not working as expected, the first thing I recommend is testing the cables by simulating Digirig’s PTT action. There is a quick and dirty method for that: plug the audio cable on the transceiver side unplug the other end of the cable on the Digirig’s side electrically connect sleeve to the nearest ring on the Digirig’s side [image] If radio keys up then the issue is on software/Digirig side. If radio doesn’t key up then…