Quote:
Originally Posted by WISCOJIM
When did the first 27-inch CRT come out?
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Peter Kellers book “The Cathode Ray Tube “ says the Rauland 27AP4 was announced anounced in 1952 and RCA produced a similar tube, the 27MP4 in 1953. These were both 90 degree metal cone rectangular tubes, I believe the 27AP4 was the first 27 rectangular CRT.
jr