[Elecraft] KPA500 Heat Expansion Pop

[W0MU Mike Fatchett]

I have never heard a pop in mine nor in N1NK's in J6.

Mike W0MU

W0MU-1 CC Cluster w0mu.net


On 12/8/2011 5:21 PM, Dave Perry wrote:
> Yes, my KPA500  has been doing the same.  Whenever I mention it here on the
> reflector, I get zero response.  I cannot tell whether this is a problem or
> something that is normal.  The pops are very frequent regardless of mode.
> Otherwise, the amp appears to function normally.
>
> Dave, N4QS
>
> ----- Original Message -----
> From: "Joe Word"<joe.n9vx at gmail.com>
> To:<elecraft at mailman.qth.net>
> Sent: Thursday, December 08, 2011 11:37 AM
> Subject: [Elecraft] KPA500 Heat Expansion Pop
>
>
>> My KPA500 has developed a heat expansion pop. When it heats up and
>> then cools down I get a pop from inside the amp. It does this now
>> every time I make a SSB transmission.
>>
>> Anyone else experience this? If so, any resolution?
>>
>> Joe  N9VX
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