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Radio Oklahoma Network, a subsidiary of Griffin Communications; Radio PA Networks of Pennsylvania, a subsidiary of WITF Enterprises. South Carolina Radio Network, a subsidiary of Learfield Communications. Tennessee Radio Networks, a subsidiary of iHeartMedia. Texas State Network, a subsidiary of Entercom.
Defunct radio broadcasting companies of the United States (7 C, 69 P) A. American Family Radio stations (184 P) Audacy, Inc. (2 C, 10 P) B. Bahakel Communications (15 P)
Radio broadcasting has been used in the United States since the early 1920s to distribute news and entertainment to a national audience. In 1923, 1 percent of U.S. households owned at least one radio receiver, while a majority did by 1931 and 75 percent did by 1937.
The early history of radio is the history of technology that produces and uses radio instruments that use radio waves. Within the timeline of radio, many people contributed theory and inventions in what became radio. Radio development began as "wireless telegraphy". Later radio history increasingly involves matters of broadcasting.
The timeline of radio lists within the history of radio, the technology and events that produced instruments that use radio waves and activities that people undertook. Later, the history is dominated by programming and contents, which is closer to general history .
The RCA Corporation was a major American electronics company, which was founded in 1919 as the Radio Corporation of America. It was initially a patent trust owned by General Electric (GE), Westinghouse , AT&T Corporation and United Fruit Company .
Guglielmo Marconi The Marconi Company was formed in England in 1910. The photo shows a typical early scene, from 1906, with Marconi employee Donald Manson at right. Lee DeForest broadcasting Columbia phonograph records on pioneering New York station 2XG, in 1916 [1] The British Broadcasting Corporation's landmark and iconic London headquarters, Broadcasting House, opened in 1932.
Sony Pictures has been an exception, and Fox sold its film properties to Disney in 2019, retaining its television and radio broadcast operations. All of the major entertainment companies have launched streaming services as they face competition from new media companies.