[Elecraft] KPA500 Internal Clicking Sound

[Michael Cozzi]

     I am experiencing the same issue. Amp works fine however. Seems to 
be heat related.

     Michael- KD8TUT


On 10/20/2015 9:41 PM, Rick Tavan N6XI wrote:
> Once my KPA500 warms up, it begins making sporadic clicking sounds. Usually
> it sounds like a relay but sometimes it's quieter and might be metal
> buckling as it contracts and expands. Any suggestions on tracking it down?
>
> Thanks,
>
> /Rick
>