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Note: This is a sub-section of GEC
WWI Heavily involved in war work including making radios and valves
1922 Participated in the formation of the British Broadcasting Company
1923 Introduction of the Gecophone crystal detector radio set no. 1.
1930 Advert for a 3 valve, all-electric GECoPhone radio operated by a.c. mains; price included Osram valves.
1936 Demonstration of GEC television sets at Wembley receiving signals from the BBC transmitter at Alexandra Palace; the sets could receive both the 25 frames/s and the 50 frames/s signals that the BBC transmitted . Started production of cathode ray tubes.
1939 Competition in radios continued to depress prices.
1960 A new company was formed in conjunction with Pillar Holdings to extend the system of Piped Television that it owned in South Wales; the company would be called General Piped Television Ltd; GEC had a minority interest. GEC did preparatory research for the company and manufactured the equipment. Pillar agreed not to sell televisions outside Wales.