[Premium-Rx] Sylvania AN/FRR-81

[Mike A]

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