You may need to upgrade the connectors. The issue can be created by inconsistent contact and corruption of the firmware. Reload and replace the connectors.
72 & 73, Bill K9YEQ FT’er for K2, KX1, KX3, KXPA100, KAT500, W2, etc. -----Original Message----- From: [email protected] <[email protected]> On Behalf Of Rick Bates, NK7I Sent: Thursday, December 19, 2019 2:53 PM To: [email protected] Subject: Re: [Elecraft] K3 Audio 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 > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net Please help support this email > list: http://www.qsl.net/donate.html Message delivered to > [email protected] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]

