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Consumer Electronics by S. P. Bali

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EVOLUTION OF VIDEO DISC

The concept of a gramophone record that produces pictures first became a reality in the 1920s, long before the development of the first video cassette. John Logie Baird successfully created a mechanical television system by recording simple visual signals on an ordinary 78 r.p.m. gramophone record and in 1935 his invention went on sales in Selfridges. Purchasers of Baird's video disc were able to view various British public figures in profile. The invention failed to capture the imagination of the public and was eventually withdrawn.

It was 35 years before the first video disc appeared but it was never actually launched on the British market. It was supposed to be marketed by a company called Teldec, jointly by the German ...

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