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Re: [Amps] AL-1200 MO' Powah

To: "Tony Brock-Fisher" <barockteer@aol.com>, <Amps@contesting.com>
Subject: Re: [Amps] AL-1200 MO' Powah
From: "Carl" <km1h@jeremy.mv.com>
Date: Thu, 2 Jul 2009 17:25:08 -0400
List-post: <amps@contesting.com">mailto:amps@contesting.com>
Could have been an AL-82 xfmr.  Its like putting an Olds engine in a Caddy 
but GM got caught!

Carl
KM1H


----- Original Message ----- 
From: "Tony Brock-Fisher" <barockteer@aol.com>
To: <Amps@contesting.com>
Sent: Thursday, July 02, 2009 4:58 PM
Subject: [Amps] AL-1200 MO' Powah


> Incidentally, if you look up the old thread, you'll see that my original 
> question was how to get closer to legal limit out of my AL-1200 with 100W 
> drive. I think the problem was that my Peter Dahl transformer was 
> miswound, same as the one in the original QST review, and only made 3300V 
> no load.
>
> I added a ninth filter capacitor and bleeder, same as the originals, in 
> series to up the filter cap bank voltage rating to 4050V. Then I set the 
> input side of the transmformer on the low voltage tap. It now runs 3750V 
> no load, 3300V full load. Puts out full 1500W with 100W drive. Has lasted 
> thru several contests that way as well.
>
> -Tony, K1KP
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