Radio in its American life

Radio in its American life - Most significant early uses of...

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1. Radio in its American life a. 1920 radio was new media b. 1930-1940 radios golden age c. 1950-1990 radios respond to the TV challenge d. 1996-2009 consolidation of radio 2. Uses electromagnetic spectrum a. Am 535khz-1700khz b. Fm 88mhz-108 mhz c. Tv 54-88 and 174-220 d. Cell phones 824-849 The spectrum is owned by the public. Most immediate precursor was the telegraph. (1840) Inventors in 1880s develop technologies to send morse code via wireless 1899 Guglielmo Marconi invents key technologies for wireless transmission
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Unformatted text preview: Most significant early uses of radio was maritime safety Radio as a popular hobby in 1910 What did radio do? 1. Radio brought a wealth of culture that was previously public into the private space of the home in real time a. Sports b. Political speeches c. Music 2. Live a. Dramatically accelerated the speed at which news and information could be disseminated to the public. Edward R Murrow CBS Reports on European war time...
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This document was uploaded on 05/02/2010.

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Radio in its American life - Most significant early uses of...

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