[Elecraft] K3 - Erratic receive

[Pete Smith N4ZR]

Hi Bill - I'm pretty sure my radio is late enough so that it has the 
upgraded pins that were introduced to deal with that problem, but thanks 
for responding.

73, Pete N4ZR

On 11/29/2023 3:28 PM, Bill Johnson wrote:
> Pete,  have  the front panel pins corroded?  There is an upgrade 
> available.
>
> Bill
> K9YEQ
> ------------------------------------------------------------------------
> *From:* elecraft-bounces at mailman.qth.net 
> <elecraft-bounces at mailman.qth.net> on behalf of Pete Smith N4ZR 
> <pete.n4zr at gmail.com>
> *Sent:* Wednesday, November 29, 2023 1:11:14 PM
> *To:* Elecraft List <elecraft at mailman.qth.net>
> *Subject:* [Elecraft] K3 - Erratic receive
> My 2400-serial number K3 has begun to have a sporadic receive problem,
> which has gotten much worse recently.  It's really weird.
>
> What happens is this - the receiver sporadically loses most of its audio
> output level, until I move the AF pot a couple of degrees either way, at
> which point it immediately restores the audio.  Often, but not always,
> this occurs right after a transmission (on CW), so I was initially
> suspecting a failing relay, but the way it responds to a minute change
> in the AF level setting makes me think something subtler. Any ideas?
>
> -- 
> 73, Pete N4ZR
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