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A handful of radio programs from the old-time era remain in production, all from the genres of news, music, or religious broadcasting: the Grand Ole Opry (1925), Music and the Spoken Word (1929), The Lutheran Hour (1930), the CBS World News Roundup (1938), King Biscuit Time (1941) and the Renfro Valley Gatherin' (1943). Of those, all but the ...
1 April – The 1930 United States Census is the first in that country's history to require households to report the ownership of a radio-receiving set. 18 April – BBC radio listeners uniquely hear the announcement "Good evening. Today is Good Friday. There is no news." [1]
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.
Only a very few pre-1930 live broadcasts were deemed important enough to preserve as pressings, and many of the bare aluminum discs perished in the scrap metal drives of World War II, so that these early years of radio are mostly known today by the syndicated programs on pressed discs, typically recorded in a small studio without an audience ...
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1920s: Radio was first used to transmit pictures visible as television. 1926: Official Egyptian decree to regulate radio transmission stations and radio receivers. [40] Early 1930s: Single sideband (SSB) and frequency modulation (FM) were invented by amateur radio operators. By 1940, they were established commercial modes.
However by the mid-1930s, broadcasting on a Sunday was extended to commence at around 10.30 am. BBC News on the National Programme would not air until at least 6.00 pm each day, this was in agreement with several newspapers to ensure people would buy a morning edition. Thus did not have a dedicated news department until 1934, and only then was ...
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.