[Elecraft] RF in Microphone

[Don Wilhelm]

Jim,

With that new information, I suggest you email K3support to see if they 
can add anything and suggest a fix.  Let them know the serial number of 
your K3S as well as the firmware level.

73,
Don W3FPR

On 3/26/2017 7:02 PM, Jim Kutsch wrote:
> Some progress but some new questions. When transmitting at 12 Watts without
> the KPA3 engaged, the transmit audio is completely fine. But, once I go to
> 13 Watts and hear the KPA3 relay engage, the audio distortion is back. I'm
> beginning to think I have a CONF setting incorrect or the KPA3 is bad. Even
> with 12 W driving the KPA500, no audio distortion.
> The K3S has the KPA3 module but does not have the KAT3 since I'm using the
> KAP500.