I dont see any reason why not. Ive done it with 4X1's and passive grid is
used by a few current manufacturers with external anode tubes. National did
that back in 1962 with the NCL-2000.....the rest of the world is finally
catching up.
Carl
KM1H
----- Original Message -----
From: "Jim W7RY" <jimw7ry@gmail.com>
To: "AMPS" <amps@contesting.com>
Sent: Saturday, January 28, 2012 8:18 PM
Subject: [Amps] 4-400 W Screen Voltage
> Has anyone run 4-400s with screen voltage successfully in an amplifier
> with passive grid (50 ohm load for the grid drive)? I have the hankerin
> to build an amplifier with 3 of them.
>
> It will be 160-10 meters.
>
> Thoughts?
>
> 73
> Jim W7RY
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>
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