[Elecraft] K3 Audio

[David Olean]

I had the same problem on a older K3 that had gotten a lot of use.  I 
just ordered a new pot and got things running just fine again. It sure 
sounded like a mechanical problem, and I did not delve any deeper.

Dave K1WHS

On 12/19/2019 8:52 PM, Rick Bates, NK7I wrote:
> 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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