I think you are mistaken ... the 374A does exhaust out the top ... has 2
tubes ... no bandpass mode on 10 meters.
Terry W6RU
----- Original Message -----
From: Steve Katz <stevek@jmr.com>
To: 'Bill Smith' <ko4nrbs@yahoo.com>; <amps@contesting.com>
Sent: Friday, October 05, 2001 7:22 AM
Subject: RE: [AMPS] ALPHA 374A
>
> I purchased a 374A in "mint" condition a few years ago for $1295, and felt
> that was a reasonably good deal. Obviously, the cost of three new
> replacement tubes is about that! For one with very few hours on the tubes
> and in factory-fresh condition, I'd have likely paid a bit more.
>
> When you say "full output," is that in the bandpass (no-tune) mode? If
so,
> and you get full output on 10m in the bandpass mode, that's wonderful, and
> unusual for such an oldie, probably means the owner never messed with it!
>
> Only caveat I can think of is that the 374A needs to be installed where
> there's a lot of breathing room behind it. It does not vent or exhaust
out
> the top, but out the rear, and the output duct is very small (as you've
> likely noticed) and blows a steady stream of very hot air under key-down
> condx. That air needs to blow, unrestricted, for quite a distance. I
> wouldn't place anything behind the amp for about 12" or so. Other than
> that, it's a rather amazing amp that has proven itself a workhorse in
> hundreds of contest stations around the world...
>
> WB2WIK/6
>
> "Each success only buys an admission ticket to a more difficult
problem." --
> Henry Kissinger
>
> > -----Original Message-----
> > From: Bill Smith [SMTP:ko4nrbs@yahoo.com]
> > Sent: Thursday, October 04, 2001 7:08 PM
> > To: amps@contesting.com
> > Subject: [AMPS] ALPHA 374A
> >
> >
> > I've found a Alpha 374A amplifier that has not been
> > used for several years. The guy says he'll sell it
> > but does not know what it may be worth. It is in very
> > clean condition and when checked out today had full
> > output. It is in orginial condition with no mods.
> > It's pretty obvious this amp has not been used much!!
> > There isn't a scratch on it anywhere.
> >
> > What is a fair market price for this amp? Does the
> > Alpha 374A have a good reputation?
> > 73,
> > Bill Smith KO4NR
> >
> > =====
> > Bill Smith KO4NR
> >
> > --
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>
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>
>
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