[Amps] Autotransformer

[Carl]

If its rated at least 1.5 x the kva of the transformer it should have 
very little effect.
Ive left a 240v @ 28A Variac in the circuit many times when working on a 
newly built amp of 1500-2200W capability with no noticable difference in 
the PS regulation.

Carl
KM1H



----- Original Message ----- 
From: "JEFF N JO FORT" <jnjfort at verizon.net>
To: <amps at contesting.com>
Sent: Thursday, December 11, 2008 12:38 PM
Subject: [Amps] Autotransformer


> How much does a variac in the primary of the high voltage power supply 
> affect the regulation?
>
> Jeffrey Fort
> KN6VR
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