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Africa: Head, Sydney W. Broadcasting in Africa: a continental survey of radio and television at Google Books (1974); Ziegler, Dhyana. Thunder and silence: the mass media in Africa, p. 160–182, at Google Books (1992) Arab world: Boyd, Douglas A. Broadcasting in the Arab world: a survey of radio and television in the Middle East at Google Books ...
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.
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3 April 1930: Opening of transoceanic telephone service to Argentina, Chile, and Uruguay and subsequently to all other South American countries. [23] 1931: The Ericsson DBH 1001 telephone was the first telephone without a separate ringer box. [32] 25 April 1935: First telephone call around the world by wire and radio. [23]
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.
The history of telecommunication began with the use of smoke signals and drums in Africa, Asia, and the Americas. In the 1790s, the first fixed semaphore systems emerged in Europe . However, it was not until the 1830s that electrical telecommunication systems started to appear.
21 July 1923, from 1930 part of Dutch Public Radio AM 279 kHz, 1927 also 1004 kHz, today FM network 500 W, 1927 5 kW 2RN (Irish Free State radio) RTÉ (Irish national radio & television) [40] General Post Office (O'Connell Street), Dublin, Ireland 1 January 1926 AM 380 kHz, and from Cork AM612 kHz, NDO, 50% time KRO, 50% NCRV NPO