All of this proves my point about Ameritron amps. They make the Heathkit
amps of yesteryear seems Collinsesque. When are you newcomer hams going to
learn that anything that comes from MFJ is junk. I'm sure the ARRRRGHL
loves them because they spend a lot on advertising in their s--t magazine.
Bob W6TR
----- Original Message -----
From: <Gudguyham@aol.com>
To: <vic@rakefet.com>; <n9iww@verizon.net>
Cc: <amps@contesting.com>
Sent: Wednesday, May 17, 2006 6:24 PM
Subject: Re: [Amps] adding second tube to AL1200
>
> In a message dated 5/17/2006 4:23:10 P.M. Eastern Standard Time,
> vic@rakefet.com writes:
>
> Off the top of my head, you would probably need an outboard power
> supply, since it's doubtful that a larger transformer would fit. Then
> you'd need to change the input network components for half the
> impedance, and likewise the output pi-network. You might not have
> sufficient range in tuning/loading capacitors for the low bands for a
> reasonable Q. Of course, Ameritron is known for borderline tank
> inductors, so you might have to replace the coils with ones made of
> larger wire or tubing to handle the RF current. And you'll need a
> bigger filament transformer. Probably you'd have to modify the metering
> circuits. Hmm, let's see, did I forget anything? Oh yes, the blower
> capacity will be inadequate.
>
> Why don't you just build a new one?
> --
> 73,
>
>
>
> I agree 100% Vic.......not a good idea at all. 73 Louie W1QJ
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