[Premium-Rx] Sylvania AN/FRR-81

[Clemens Ostergaard]

The Sylvania Systems Reconnaissance Laboratory was not established until
about 1957 (to get mil contracts), so the R-390A was well known. An
interesting prototype, though.

http://gdqcc.com/History.htm

Best,

Clemens




On Fri, Feb 1, 2013 at 9:02 PM, Mike A <mikea at mikea.ath.cx> wrote:

> On Fri, Feb 01, 2013 at 11:13:57AM -0800, H A Layer wrote:
> > Hi Tom:
> >
> > I have a few photos of a mysterious prototype of a very premium receiver
> > by Sylvania.
> > It may never have been built.
> > Are your modules similar to the modules in these photos?  See:
> >
> > http://online.sfsu.edu/hl/SylvaniaReceiver.html
>
> Either someone had certainly seen (at least) an R-390 and/or R-390A, or
> evolution converges a lot faster than I had expected.
>
> --
> Mike Andrews, W5EGO
> mikea at mikea.ath.cx
> Tired old sysadmin
> ______________________________________________________________
> Premium-Rx mailing list
> Home: http://mailman.qth.net/mailman/listinfo/premium-rx
> Help Page: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Premium-Rx at mailman.qth.net
> Help Contact eMail:  paul at 8zo.com
> Home Page:  http://www.premium-rx.org/
>