When was tv invented

Television beginnings date back to 1923, when Farnsworth invents a device for capturing images iconographer and converting it into an electrical signal. In September 1927, made ​​the first demonstration of television transmission. In 1930 the BBC started broadcasting a television program regularly. In 1936 there were approximately 200 television sets around the world. In 1940 it produced a color television system that can reproduce up to 343 lines. In 1956 it introduced a system based on magnetic tape to record broadcast programs
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