[GreenKeys] Western Union

[Peter Gottlieb]

Interesting, I assume they couldn’t count on line frequency and synchronous motors for speed control. 


Peter

> On Apr 25, 2019, at 8:58 AM, Roy Morgan <k1lky68 at gmail.com> wrote:
> 
> 
>> On Apr 24, 2019, at 7:48 PM, Chuck <j-mcclurg at sbcglobal.net> wrote:
>> 
>> Found three of these at a Ham Friends place.  Does anyone know what they were used for??  
> 
> Chuck,
> 
> There is a military version of that printer.  I have one in unused new condition.  (It may be the only one known that’s unused.). I got it years ago from the estate of a former Navy communications officer.  The one I have is fitted with a governed motor as I remember. Others had a 6Y6 or similar tube in there to manage the speed control.
> 
> These military versions were used in the B-52 or other such large aircraft, presumably in a secure system to receive orders and send back status reports.
> 
> I may well have a digital copy of them manual - I”ll look and be glad to send it to you if you don’t find it ill the meantime.
> 
> Roy
> 
> May 
> Roy Morgan
> K1LKY since 1958
> k1lky68 at gmail.com
> 
> 
> 
> 
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