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Re: [Amps] 4CX1000A

from [donroden] [Permanent Link][Original]
To: Amps@contesting.com
Subject: Re: [Amps] 4CX1000A
From: donroden@hiwaay.net
Date: Fri, 27 Jan 2012 15:58:23 -0600
List-post: <amps@contesting.com">mailto:amps@contesting.com> 
A bleeder resistor to ground at the tube screen connection should help.

Don W4DNR



> I forgot to mention that most of these tubes run reverse screen current
> with low drive and power levels.  Mine (4CX1500B/FU728F) only goes to
> positive screen current near the US legal limit output.  At that point I
> tune for max screen current.
>
> 73
>
> Roger (K8RI)
>
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