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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 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 shows are created using techniques from the 1950s (including home-made sound effects) and are broadcast across the U.S. and around the world by thousands of radio stations. Today, radio performers of the past appear at conventions that feature re-creations of classic shows, as well as music, memorabilia and historical panels.
View history; Tools. Tools. move to sidebar hide. ... The table of years in radio is a tabular display of all years in ... Timeline of the introduction of radio in ...
Milestones in radio: the first half century (1895–1945). The UNESCO courier (February 1997), p. 16–21; Radio Review/Radio Listeners Guide (1925–1929), Broadcasting Yearbook (1935–2010), World Radio TV Handbook (1947–) Berg, Jerome S. The early shortwave stations: a broadcasting history through 1945 (2013) radioheritage.net
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.
Before the discovery of electromagnetic waves and the development of radio communication, there were many wireless telegraph systems proposed and tested. [4] In April 1872 William Henry Ward received U.S. patent 126,356 for a wireless telegraphy system where he theorized that convection currents in the atmosphere could carry signals like a telegraph wire. [5]
History of ABC Radio; Australasian radio: A Chronology of the first 60 years; Langdon, Jeff (1995) The History of Radio in Australia: Excerpts from a Lecture given by Dr Jeff Langdon in 1995; Johnson, Lesley. "Radio and everyday life The early years of broadcasting in Australia, 1922-1945." Media, Culture & Society 3.2 (1981): 167-178.