Early Television
 
Early Television
Early Television Early Television
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Prewar CRTs

Telefunken RFB/T2

Early Television

Early Television

Courtesy of Darius Po

The first rectangular CRT, made in Germany in 1938 for the Volkfernseher (people's television). The tube also had a flat screen and used magnetic deflection. The screen was 19.5 x 22.5 cm. Here is a Radio News article about the tube.