About 125 ma per tube for that amp for best linearity.
Plate current will be 700-800 ma with 100W drive.
Carl
KM1H
----- Original Message -----
From: "n5tog" <n5tog@bellsouth.net>
To: <Amps@contesting.com>
Sent: Thursday, January 31, 2008 8:53 PM
Subject: [Amps] 3-400
> Hello i have a swan amp with 2 3-400 the swan manial say to load it to
> 500 to 600 mills on the grid, i checked the internet and my manual is
> like the others on the net , the bill orr handbook say 142 mills oer tube
> can some one tell me if the swan manual is right or what? i just can not
> believe that the swan manual 500 to 600 mills can be right can some one
> help hear.. Thanks Harold n5tog
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