开云体育

ctrl + shift + ? for shortcuts
© 2025 开云体育
  1. Q900
  2. Messages
Single Messages Topics Expanded

Re: [Q900] PTT jack on the back

 

I tried this but the current is so small when PTT is on that it cannot even lower voltage by more that a few mV even with a 470k pull up resistor. This PTT output is just useless.
Brgds, Edouard F4EXB.
Join [email protected] to automatically receive all group messages.