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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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The history of communication technologies (media and appropriate inscription tools) have evolved in tandem with shifts in political and economic systems, and by extension, systems of power. Communication can range from very subtle processes of exchange to full conversations and mass communication.
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.
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Consisted of 27 stations (3 owned and operated and up to 24 "phantom stations" – time leased on affiliated radio stations. WEAF chain: Broadcasting Company of America: Northeast and Midwest United States 1923–1926 Regional network of AT&T-owned radio stations with New York City radio station WEAF as its hub.