On internet there are many articles about using a PC headset for ham radio transceivers. I have been using this one from KC2RGW, Chris Esser for connecting a simple PC headset to my FT-817ND. The circuit is according to following (picture from Chris):
And here it is after some soldering:
And after some vulcanized tape:
Audio result from FT-817ND:
- VOX on FT-817ND is working great!
- Audio is OK, not as clear as from the original mic but OK…
- Have some very little ”hum” but not disturbing.
So I think I’m now a little bit closer to be able to make satellite portable QSO when I can use a headset with VOX.