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The War of the Worlds radio broadcast by Orson Welles on electrical transcription disc. Before the early 1950s, when radio networks and local stations wanted to preserve a live broadcast, they did so by means of special phonograph records known as "electrical transcriptions" (ETs), made by cutting a sound-modulated groove into a blank disc. At ...
1940: The American Federal Communications Commission, (), holds public hearings about television; 1941: First television advertisements aired. The first official, paid television advertisement was broadcast in the United States on July 1, 1941, over New York station WNBT (now WNBC) before a baseball game between the Brooklyn Dodgers and the Philadelphia Phillies.
CBN News Channel Christian Broadcasting Network: 2020 Religious-based news and opinion The Walk TV TW Broadcasting, LLC 2010 7.52% 23,506,549 3 12 Christian religious Christian Television Network: Christian Television Network, Inc. 1979 5% 5,780,000 11 5 Christian religious God TV: Angel Christian Television Trust Inc. 1995 2 Christian religious
The first radio station in Germany went on the air in Berlin in late 1923, using the call letters "LP." [34] Before 1933, German radio broadcasting was conducted by 10 regional broadcasting monopolies, each of which had a government representative on its board. The Post Office provided overall supervision.
On February 17, 1919, station 9XM at the University of Wisconsin in Madison broadcast human speech to the public at large. 9XM was first experimentally licensed in 1914, began regular Morse code transmissions in 1916, and its first music broadcast in 1917. Regularly scheduled broadcasts of voice and music began in January 1921.
2000: WCBS leaves "Black Rock" for West 57th Street as part of a move to broadcasting using all-digital technology. Also around this time, the station begins referring to itself at Newsradio 880.
16 November 1924: first regular broadcast of Ukrainian Radio. December 1924: starting of regular broadcast in Russia. 23 May 1925: First broadcast in Tbilisi, Georgia. 1 November 1925: First broadcast in Riga, Latvia. 1 December 1925: First broadcast in Budapest, Hungary. Mid 1920s:
Shipping forecasts were first broadcast by telegraph in 1859 and the first radio broadcast in the current format was broadcast in 1924. [4] [5] Grand Ole Opry: 99 67 by Jimmy Dickens: WSM: 28 November 1925 Over 5,000 Live country music [6] Choral Evensong: 98 BBC: 7 October 1926 Longest running live outside broadcast programme in radio history.