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Re: [Amps] Transformer in GLA 1000 B : OK for 2xGI 7 ?

To: "amps@contesting.com" <amps@contesting.com>
Subject: Re: [Amps] Transformer in GLA 1000 B : OK for 2xGI 7 ?
From: Steve Thompson <g8gsq@ic24.net>
Date: Tue, 5 Oct 2004 09:31:28 +0100
List-post: <mailto:amps@contesting.com>
On Tuesday 05 October 2004 02:38, craxd wrote:
> Hello,
> Keep in mind that when you use a doubler circuit, you will cut the
> available current in half. The transformer wattage will always stay the
> same. The GLA 1000 runs at about 1100-1200 Vdc with about 400-450 mA
> available. Doubling it will only net you about 200-225 mA at 2200-2400
> Vdc. No matter what, about 500 watts. 
I think you end up with higher peak and RMS currents in the transformer, 
leading to a lot extra heat in there.

I don't have time right now, but the Duncan Amps PSU designer will predict the 
numbers.

Steve
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