I suspect that Orr wrote the filament specs for a common available
transformer. I also dont understand derating it for ham service.
Machlett designed it as 8.2V @ 18.8A, maybe Eimac made an "improvement" .
Whatever its rated at I want one or two!
Carl
KM1H
----- Original Message -----
From: "Barrie Smith" <barrie@centric.net>
To: <amps@contesting.com>
Sent: Friday, January 29, 2010 3:22 PM
Subject: Re: [Amps] 6C21
> The filament voltage for the 6C21 in pulse service is 8.3 volts. For
> normal
> service it is 7.5 volts.
>
> 73, Barrie, W7ALW
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