[Milsurplus] A New Concept: Virtual Spectrum

[William Donzelli]

> Actually, the "data" exchanged by Carrier Current transmission over High 
> Voltage
> lines as early as 1926 (GE Carrier Set CC-3) was strictly AM voice.

Sounds very neat. The information I have is for a Westinghouse system, 
and I am pretty sure it is somehow based on tones. Very cool looking bit 
of gear - a rack with a HUGE insulator on top.
 
I wonder if anyone tried running a Teletype thru the CC-3 box, using FSK?

William Donzelli
aw288@osfn.org