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Re: [TenTec] On the Corsair II revival idea and receiver noise

To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Subject: Re: [TenTec] On the Corsair II revival idea and receiver noise
From: Barry N1EU <barry.n1eu@gmail.com>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Thu, 24 Nov 2016 12:18:31 +0000
List-post: <tentec@contesting.com">mailto:tentec@contesting.com>
Nobody said it was going to be cheap  ;-)

On Thu, Nov 24, 2016 at 11:25 AM, rick@dj0ip.de <Rick@dj0ip.de> wrote:

> Even if it equaled the K3 performance, it would be outstanding.
> But the problem is and remains Xtal Filters.
> We'll need 6, maybe 8 of them and we'll be lucky if they are priced under
> $100 each.
>
> 73 - Rick, DJ0IP
> (Nr. Frankfurt, Germany)
>
>
>
> -----Original Message-----
> From: TenTec [mailto:tentec-bounces@contesting.com] On Behalf Of Barry
> N1EU
> Sent: Thursday, November 24, 2016 11:31 AM
> To: Discussion of Ten-Tec Equipment
> Subject: Re: [TenTec] On the Corsair II revival idea and receiver noise
>
> If the Corsair III ended up equaling or exceeding the K3S in performance
> with the body of an Omni VI+, I'd buy one.
>
> 73 & Happy Turkey Day,
> Barry N1EU
>
> On Thu, Nov 24, 2016 at 4:13 AM, GARY HUBER <GLHuber@msn.com> wrote:
>
> > Before I bought my Corsair-II and was looking at the Paragon and
> > Corsair-II, I was asked by one of the TenTec staff manning their booth
> > at Dayton, "What radio are you using now and what is your principal
> > use, DXing, nets, rag chewing or something else?" When I responded
> > that I was using a model 546-C and matching external VFO to chase DX
> > from a quiet rural location, his response was, "you'll be a lot
> > happier with a Corsair-II... you'll be able to hear weak stations with
> > it that will be covered in noise in the Paragon!" I bought the
> > Corsair-II and sold my OMNI-D to my best friend who had just become a
> > General licensee and was looking for a radio.
> >
> > I still have that Corsair-II which was built in the last production
> > run of model 561s. I did A-B tests with it and the Paragon (model 585)
> > I bought several years later for MARS work for Operation Desert Shield
> > and Operation Storm. In those tests which were done using a DOW Key
> > Relay reversed so that only one radio was connected to an antenna or
> > with a coaxial jumper between the two radios with one switch set for
> > AUX ANT and the other to AUX RX and with the radio with the switch set
> > to AUX RX having a good antenna connected to its SO-239, the
> > Corsair-II was always slightly better. Its those signals below S-2 and
> > into the RX/band noise where the Corsair-II comes out ahead.
> >
> > I also had a fully loaded OMNI-VI+ (model 564) and found it, through
> > testing in the manner above, to be at least equal to the Corsair-II,
> > mostly due to 1.8 kHz and 500 Hz filters in BOTH I.F.s, making it more
> > selective and a bit quieter. The CAT serial port on the 564 is a huge
> > advantage for those doing computer logging while DXing or Contesting.
> > The lack of frequency / mode information from an un-modified
> > Corsair-II like the one I own is its major drawback, in my opinion.
> >
> > I currently have an OMNI-VII (model 588) with a FLEX-1500 as its
> > sub-RX (N4PY mod) as my primary radio and with the Corsair-II as the
> > back radio. (see AB9M at QRZ.com for the station photo) While the
> > OMNI-VII is a great radio for my needs, in my opinion (and experience)
> > it needs to some careful adjustment of the RF gain to avoid digital
> > artifacts which are created from strong signals in the passband when
> > trying to work 2 kHz to 10 kHz from the DX station with lots of callers.
> >
> > Regarding the cost of any Corsair-II replacement; I know there is the
> > issue of price, but I believe its also a matter of value for an
> > experience which cannot be matched by others. If you provide a pure
> > analog receiver and transmitter chain like the model 561 with only DDS
> > VFO and CAT serial ports then perhaps your market segment is in a
> > different range than the IC-7300. Today absent any product from TenTec
> > to replace my OMNI-VII and FLEX-1500, I'll keep my Corsair-II and buy
> > a FLEX-3000. The Eagle may need a replacement, but one for the
> > OMNI-VII and ORION is long overdue.
> >
> > --
> > 73 ES DX,
> > Gary - AB9M
> >
> > _______________________________________________
> > TenTec mailing list
> > TenTec@contesting.com
> > http://lists.contesting.com/mailman/listinfo/tentec
> >
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