[Amps] AL-811H Question

[Carl]

Does the antenna relay show continuity in the output path when activated?

What are you using for a power meter?

Carl
KM1H


----- Original Message ----- 
From: "Charles Mills" <w3yni1 at gmail.com>
To: <amps at contesting.com>
Sent: Friday, October 22, 2010 3:42 PM
Subject: [Amps] AL-811H Question


> Recently replaced the 4 811 tubes in my AL-811H with a matched quad.
>
> I replaced them because, upon turning the amp on a while back I heard a 
> loud
> POP and the amp went dead.
>
> The fuse blew.  Replaced Fuse -- same result.
>
> Spoke to some amp gurus around here and said the tubes were probably
> shorting out as they were bad - - replace.  So I did.
>
> Now when I turn on the rig and tune up I am apparently getting RF into the
> AMP as the plate and grid meters move and behave as expected through the
> tuneup
> procedures.  However, I show no power out whatsoever from the amp.
>
> Any ideas what to check next?  I'm thinking I blew another component
> somewhere and plan to take the cover off to see if the smoke has been let
> out of anything.
>
> Thanks,
> Chuck
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