[aprssig] Mic muting

[Bob Bruninga]

> The radio also has a hot "audio in", as one 
> side of the receiver will listen to the PLL 
> tones on the 2nd side and cause the radio to
> do all sorts of unpredictable things, like 
> change freq,

That is the remote-commanding feature.  You should be able to turn it off when you are not using it so these problems will not be there.  One would only enable remote commanding when one has an HT and is away from the car and wants to remote control it, I thnk.

Bob