[Elecraft] K3 Audio

[Rick Bates, NK7I]

My K3 has the same issue.  It is a hardware issue since software control 
of the volume (HRD) does not cause any problems.

I've not taken the front panel off to see if the pots can be 'treated' 
with Deoxit yet.

73 es Merry Christmas,
Rick NK7I


On 12/19/2019 9:01 AM, Larry Boekeloo wrote:
> I have a K3, serial #5278,  that's had an receive audio issue for almost as
> long as I've owned it.
>
> When I turn the AF gain nearly or completely counter clockwise, the audio
> goes to full volume.  The only way to fix the problem, is to quickly turn
> the AF gain back up and down a few times.  Many times, I'll want to turn
> the audio all the way to answer the phone or talk to someone in the shack,
> and the audio goes to full volume.
>
> Many times, if I reload the DSP software, the issue goes away for a few
> months.  I have the latest software loaded.
>
> Anyone else have this problem?  Maybe the AF gain pot needs to be replaced?
>
> Thanks.
>
> Larry, KN8N
> Kalamazoo, Michigan
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