[TMC] Tele-Signal Corp TTY converters

[WA5CAB at cs.com]

Does the 102A receiving converter perchance have two audio inputs?

In a message dated 1/28/2009 10:00:20 AM Central Standard Time, 
duncanancy at earthlink.net writes: 
> For RTTY, there is a TMC TIS-3 and a TMC PSP-2 (dual TTY loop supply). 
> There is also  a "F. S. Tone Transmitter Model 101A", a "F. S. Tone
> Receiver Model 102A", and a "Transistor Switch Model 109", all made by
> "Tele-Signal Corp."  (see pic)  Can't find any information about the 101A &
> 102A  (other than the possible patent for the AFSK generator: US3271588).
> Tele-Signal was located in the NYC area.  Possibly a spin-off of TMC?? 
> Anyone ever heard of them?? 
> 
> Seems strange that there would be two AFSK transmit units and only one
> RTTY converter unit as part of the station. (I haven't had a chance to
> follow the wiring yet.)
> 
> Any comments??
> 

Robert & Susan Downs - Houston
wa5cab dot com (Web Store)
MVPA 9480
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