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Re: [TenTec] Orion with - Centurion VS Alpha 91B?

To: <tentec@contesting.com>
Subject: Re: [TenTec] Orion with - Centurion VS Alpha 91B?
From: "Steve N4LQ" <n4lq@iglou.com>
Reply-to: tentec@contesting.com
Date: Sun, 13 Jun 2004 09:21:02 -0400
List-post: <mailto:tentec@contesting.com>
Thanks.
Looks like some of the inputs on amps  favor the SSB end of the band.
Steve N4LQ
----- Original Message ----- 
From: "Tommy" <aldermant@alltel.net>
To: <tentec@contesting.com>
Sent: Sunday, June 13, 2004 9:06 AM
Subject: Re: [TenTec] Orion with - Centurion VS Alpha 91B?


> No one has that problem. Read the instructions.
>
> W4BQF
>
> ----- Original Message -----
> From: "Steve N4LQ" <n4lq@iglou.com>
> To: <tentec@contesting.com>
> Sent: Sunday, June 13, 2004 8:46 AM
> Subject: Re: [TenTec] Orion with - Centurion VS Alpha 91B?
>
>
> > My Centurion's input swr is 2:1 on the low end of 80m. Has anyone seen a
> way
> > to improve this? There is no adjustment.
> >
> > Steve N4LQ
> > ----- Original Message -----
> > From: "Duane A Calvin" <ac5aa@juno.com>
> > To: <tentec@contesting.com>
> > Sent: Sunday, June 13, 2004 12:42 AM
> > Subject: Re: [TenTec] Orion with - Centurion VS Alpha 91B?
> >
> >
> > > Lee,
> > >         I have owned both.  I had a Centurion for several years, then
> > > moved to an Alpha 99 (very similar to the 91b except it is built in
the
> > > US and has more US parts in it.)  I liked my Centurion a lot, and if
> > > you're a DXer, expecially a lazy one like I am at times, depending on
> the
> > > cluster instead of searching your own DX out, then you will want the
> > > Centurion with the instant-on 3-500ZG's.  I worked a number of DX
> > > stations while Alpha owners were waiting for that danged "Wait" LED to
> go
> > > out!  So, why did I switch to the Alpha?  I think if one of the tubes
> > > hadn't failed in my Centurion after 4 years of not-too-heavy use (I
> > > rarely run over 800W, even with the Alpha), I wouldn't have gotten
that
> > > disappointed feeling.  Finding that a new matched pair of the same RF
> > > Parts tubes cost $250, while a pair of GU-84B's from the guy who sells
> > > 'em to Alpha was $200 did get me a little bit.  Most of them are
new/old
> > > stock Svetlana military tubes.  But my reason for moving was the
> > > perceived higher reliability, long term, of the Alpha.  In reality,
I'd
> > > bet they're very similar.  Both of my amps failed in the first few
weeks
> > > of use (bias transistor on the Centurion, vacuum relay on the Alpha).
> > > Both have great service departments.  But there's no filament glow on
> the
> > > Alpha that the Centurion had.  Both are easy to tune and drive.  Both
> are
> > > quiet, both will work with the Ten-Tec QSK loop in full QSK mode, and
> > > both run cool (altho the Centurion exhausts heat mostly from the right
> > > side while the Alpha exhausts it from the top).   It's a horse race.
If
> > > the prices were realistic for each, then ask yourself how much you
need
> > > the instant on feature.
> > >
> > >         73,  Duane
> > >
> > >
> > > On Sat, 12 Jun 2004 21:47:43 EDT Kc9cdt@aol.com writes:
> > > > I am a happy Orion owner!
> > > >
> > > > I am looking to upgrade from a Centaur to either a Centurion or a
> > > > Alpha 91B.
> > > >
> > > > I stopped at TT last week to see / hear / play the Centurion. Very
> > > > nice,
> > > > quiet fan, pretty quiet QSK relay noise.
> > > >
> > > > Also, I visited my friend that has the 91B for sale (excellant
> > > > condition) I
> > > > like the looks, it's pretty quie also, the WSK (Vacuum Relay) seems
> > > > OK, but
> > > > maybe a little noisier than the Centurion. AND NOT INSTANT ON ( 2-3
> > > > minute warm
> > > > up)
> > > >
> > > > Both have cheap tubes and are well made, and have high review
> > > > marks.
> > > >
> > > > They are both nice, but different for sure.
> > > >
> > > > I would appreciate any feedback as to what you all think about the
> > > > two units.
> > > > I need to decide soon, or the Alpha will be gone. Have been trying
> > > > to decide
> > > > for 2 weeks now!!
> > > >
> > > > Thanks in advance,
> > > > 73,
> > > > Lee, KC9CDT
> > > > _______________________________________________
> > > > TenTec mailing list
> > > > TenTec@contesting.com
> > > > http://lists.contesting.com/mailman/listinfo/tentec
> > > >
> > > >
> > >
> > >
> > > --------------------------------------
> > > Duane Calvin, AC5AA
> > > Austin, Texas
> > >
> > > http://home.austin.rr.com/ac5aa
> > > _______________________________________________
> > > TenTec mailing list
> > > TenTec@contesting.com
> > > http://lists.contesting.com/mailman/listinfo/tentec
> > >
> >
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