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Old 22nd Aug 2019, 5:50 pm   #11
Brigham
Octode
 
Join Date: Mar 2006
Location: Co. Durham, UK.
Posts: 1,118
Default Re: The Cold War spy technology which we all use - Theremin

Sanabria was using an interlaced raster from 1929, on the Western Electric television system. I wonder if Theremin was earlier than that?
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