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@gmail.com>
To: <amps@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
> _______________________________________________
> Amps mailing list
> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|