radiohistory - HISTORY OF RADIO Cultural precedents to...

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HISTORY OF RADIO Cultural precedents to radio: Urbanization Penny press Vaudeville Phonograph Motion pictures
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WIRED COMMUNICATION 1844. Morse installs the first operational telegraph line linking Baltimore and Washington. 1860’s. Regular transatlantic cable telephony began. 1876. Alexander Graham Bell files patent for telephone
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WIRELESS COMMUNICATION 1873. James Clerk Maxwell predicts the existence of invisible radiant energy similar to light. 1888. Heinrich Hertz confirms Maxwell’s theory by laboratory experiment 1895. Guglielmo Marconi sends and receives wireless signals across his father’s estate in Italy. Broadcasting is born 1897. Marconi forms company to make wireless equipment
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WIRELESS COMMUNICATION December 12, 1901. Marconi sends and receives the first transatlantic radio transmission. He forms the American Marconi company 1902. UW-Madison experiments with radio transmission
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MOVING TO VOICE First transmissions only code Needed to amplify
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radiohistory - HISTORY OF RADIO Cultural precedents to...

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