More readily available ways to get there---a small variac is ideal
In secondary side you will be dealing with low resistance and more difficult
to get just what you want.
Paul K0UYA
----- Original Message -----
From: <mikflathead@aol.com>
To: <amps@contesting.com>
Sent: Sunday, January 11, 2009 5:13 PM
Subject: [Amps] filament voltage dropping??
> Are there any advantages to dropping on the primary side or the secondary
> side ? This is on a K2RIW style amp for 432 mhz. The tubes are a pair of
> 8930s. I need to go from 6.3 to 5.5 or so. Mike
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