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1922: Charles Francis Jenkins' first public demonstration of television principles. A set of static photographic pictures is transmitted from Washington, D.C. to the Navy station NOF in Anacostia by telephone wire, and then wirelessly back to Washington; Philo Farnsworth first describes an image dissector tube, which uses cesium to produce images electronically.
Network era; Multi-channel transition; New Golden Age; Post-network era; Streaming wars; History by decade; History of: Sports broadcasting; Public broadcasting; Children's television; TV animation: (Network era · Modern era)
This list should not be interpreted to mean the whole of a country had television service by the specified date. For example, the United States, Great Britain, Germany, and the former Soviet Union all had operational television stations and a limited number of viewers by 1939. Very few cities in each country had television service.
A television set, also called a television receiver, television, TV set, TV, or telly, is a device that combines a tuner, display, and speakers for the purpose of viewing television. Introduced in the late 1920s in mechanical form, television sets became a popular consumer product after World War II in electronic form, using cathode ray tubes .
Early television evolved from the network organization of radio in the early 1940s. Three of the four networks that rose to dominance, NBC, CBS, and ABC, were corporations that were based in the business center of New York City; the fourth was the Mutual Broadcasting System, a cooperative of radio stations that, though its member stations entered television individually, never had a ...
The network's upswing continued late into the decade with ALF, Amen, Matlock, L.A. Law, The Hogan Family, A Different World, Empty Nest, Unsolved Mysteries, and In the Heat of the Night. In 1986, Bob Wright was appointed as chairman of NBC. In 1985, NBC became the first American television network to broadcast programs in stereo.
In 1988, ABC constructed a new headquarters building near the studios of WABC-TV on West 66th Street. The television network's restructuring program, launched in 1974, helped with the purchases and exchanges of nearly 70 stations during the late 1980s, and aided in increasing its ratings by more than 2 million viewers. [121]
HBO was the first true premium cable (or "pay-cable") network as well as the first television network intended for cable distribution on a regional or national basis; however, there were notable precursors to premium cable in the pay-television industry that operated during the 1950s and 1960s (with a few systems lingering until 1980), as well ...