RF grounded screens (Eimac socket WITH bypass) + total 10K resistor(s) hung
from screen to ground + swamped grid circuit = don't need no stinkin
neutralization. Period.
Especially at 6m.
73
Dick, K5AND
-----Original Message-----
From: Amps [mailto:amps-bounces@contesting.com] On Behalf Of
donroden@hiwaay.net
Sent: Monday, July 27, 2015 20:15
To: amps@contesting.com
Subject: Re: [Amps] Follow-up...re: Time to ask for help.
> REPLY:
>
> I see a potential problem with that. Having only the single variable
> capacitor will case a phase shift when adjusting it. By comparison the
> bridge neutralization circuit with it's two voltage dividing caps will
> not.
>
> I think. :-)
>
> 73, Bill W6WRT
I used SK-630 sockets on four 4CX250Bs on six without neutralization.
I think the secret to a stable six meter amp is well RF grounded screens.
Don W4DNR
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