Hi Rick,
Ich stimme zu und Frohes Neues Jahr!
Howie WA3MCK
PS - did I say that correctly?
On Sat, Dec 30, 2017 at 17:01 <Rick@dj0ip.de> wrote:
> Radios certainly were beautiful back then!
> I sure wish someone would build a modern radio that looks like that and .
> . .
> BRING BACK THE S-METER (real meter, not idiot-lights).
>
> 73,
> Rick, DJ0IP
> (Nr. Frankfurt, Germany)
>
> -----Original Message-----
> From: TenTec [mailto:tentec-bounces@contesting.com] On Behalf Of Reed
> Krenn
> Sent: 30 December 2017 22:38
> To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
> Subject: Re: [TenTec] C22
>
> Here is a nice article with embedded videos demonstrating the C-21:
>
>
> http://www.hamradioqrp.com/2015/10/ten-tec-century-21-cw-only-rig-ahead-of.html
>
> Incidentally, the C-21 was designed by Dick Frey, K4XU, when he worked for
> Ten Tec in the 70's.
>
> Reed / WW3A
>
> On Sat, Dec 30, 2017 at 3:14 PM, Dukes HiFi <dukeshifi@comcast.net> wrote:
>
> > I myself could have been a bit more tactful as well.
> >
> > However, direct conversion has so many adverse artifacts that it makes
> > me cringe to think of using it. The C21 is quite a lot better, IMHO
> > than is a true “direct conversion” design.
> >
> > The new SDR direct conversion process is a different matter with
> > different issues, some good, some not good. But at least they don’t
> > suffer from arbitrary sideband, hum and adjacent frequency overload
> > (unless you send the A to D into overflow).
> >
> > 73
> >
> > Gary
> >
> >
> >
> > > On Dec 30, 2017, at 1:24 PM, Lee <lee@wa3fiy.com> wrote:
> > >
> > > Yes, both Century 21 and 22 hear both sidebands all the
> > > time.....just
> > LIKE a simple direct conversion receiver. Granted, the conversion
> > details of both radios differ from a simple direct conversion receiver.
> > >
> > > I may have started this discussion when I said "...It tunes just
> > > like a
> > direct conversion receiver where you hear both sidebands as you tune
> > thru the signal...." in response to the original question. Emphasis
> > maybe should have been put on the words "TUNES JUST LIKE". Sorry, I
> should have
> > been more clear I guess. :-)
> > >
> > > HNY everyone,
> > >
> > > 73,
> > >
> > > -Lee-
> > > WA3FIY
> > >
> > >
> > > ------ Original Message ------
> > > From: "w0ep" <w0ep@w0ep.us>
> > > To: tentec@contesting.com
> > > Sent: 12/30/2017 1:56:17 PM
> > > Subject: Re: [TenTec] C22
> > >
> > >>
> > >> I must be misunderstanding..
> > >>
> > >> My C21 hears both sidebands all the time.
> > >>
> > >>
> > >> On 12/29/2017 10:47 PM, Dukes HiFi wrote:
> > >>>
> > >>> Its advantage over direct conversion is freedom from hum and
> > >>> images
> > (wrong sideband).
> > >>>
> > >>
> > >> _______________________________________________
> > >> TenTec mailing list
> > >> TenTec@contesting.com
> > >> http://lists.contesting.com/mailman/listinfo/tentec
> > >
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> >
> > _______________________________________________
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> > TenTec@contesting.com
> > http://lists.contesting.com/mailman/listinfo/tentec
> >
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