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Thu, 16 Apr 2015 19:54:07 -0400 |
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Steve,
Perhaps RF may have gotten loose in the amp and caused a capacitor to
partially break down, and the final failure just happened later.
Steve
----- Original Message -----
From: "Steve Forst" <[log in to unmask]>
To: <[log in to unmask]>
Sent: April 16, 2015 17:20
Subject: Amp parisitic board failure
> Just curious if someone more knowledgeable than me might know what
> happened to my amp.
>
> Sent my AL-80B to Ameritron for service after hearing an arcing
> followed by a burning smell.
>
> Just got an e-mail that a cap on the parasitic board had failed and
> board was replaced. $57 plus shipping.
>
> Just wondering what might have caused this. As I recall, I heard the
> arc when I switched from standby to operate, and would smell the
> burning odor anytime RF was put to the amp.
>
> Amp is 6 years old. Just one of those things? Maybe just a bad
> component?
>
> Anyone run into something like this before? I know there could be a
> number of reasons, or maybe no reason, but I'm just curious.
>
> 73, Steve KW3A
>
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