[GreenKeys] WU M21-A (was Western Union tape transmitter 22-A by J H Bunnell)

[Jeffrey D Angus]

On 2/2/2015 9:06 AM, Duncan Brown wrote:
> There is an article in the April 1962 issue of RTTY magazine that has
> an electronic distributor for the WU M21-A.
Oh this is absolutely precious.  24 tubes. It would be even more if it
wasn't for the 6SL7 dual triodes and 6H6 dual diodes.

I'm going to HAVE to print that schematic out on a C sized piece of velum
and hang it up in the shack.

-- 
Jeff-1.0
wa6fwi
http://www.foxsmercantile.com