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Re: [Amps] Transformer needed

To: "Roger" <ai7rogerroger@gmail.com>, <amps@contesting.com>
Subject: Re: [Amps] Transformer needed
From: "Carl" <km1h@jeremy.qozzy.com>
Date: Tue, 28 Oct 2014 10:50:38 -0400
List-post: <amps@contesting.com">mailto:amps@contesting.com>
Unless you will be doing RTTY contesting you can get by with a lot less current capability. The AL-811H transformer is hard to beat for price, includes a filament winding that can be tweaked for those 150/250 tubes as well as a boost winding to bring the DC close to 2KVDC at 800W+ power out.

The next step up is the one for the AL-800 (single 3CX800A7).

Carl
KM1H


----- Original Message ----- From: "Roger" <ai7rogerroger@gmail.com>
To: <amps@contesting.com>
Sent: Monday, October 27, 2014 9:00 PM
Subject: [Amps] Transformer needed


I'm looking for a plate transformer for my homebrew junkbox 2m/6m amp power
supply designed around a pair of 4cx250b's in one and quad 4x150a's in the
other. Specs need to be 2+kva, 120, 240 or both input, 800v to 1kv @ 2+
amps output or 1kv to 2kv @ 1+ amps output.

Thanks,

73, de AI7RR
Roger

ai7rr@arrl.net

73, de AI7RR
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