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Around 1880, David Edward Hughes performed an experiment concluding in the first international transmission of a signal by electromagnetic waves.
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In August of 1897, Marconi was able to establish the first radio station in England.
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Brazilian priest, Roberto Landell de Moura, transmitted the human voice half a mile for the first time, in 1900.
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Remember Macroni? Well about 15 years later, he built the first Purpose- built radio station.
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On August 31, 1920, the first news radio program was broadcasted by station 8MK in Detroit, Michigan. Station 8MK still stands today, now known as, WWJ, owned by CBS.
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In the 1930's, Single Sideband, the refinement of amplitude modulation, and frequency modulation was invented by amateur radio operators.
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Commercial Television Transmissions started in North America and Europe.
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In 1947, AT&T commercialized the Mobile Telephone Service.
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In 1954, Regency introduced the first transistor radio , The TR-1.
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By 1963, Color TV was being broadcasted commercially.
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In the '70's,Long Distance Navigation (LORAN) became the premier radio navigation system.
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On August 1, 1981, Music Television or MTV was launched, showing music videos.
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The U.S. Navy experimented with Satellite Navigation, resulting in the launch of the Global Positioning System (GPS) in 1987.
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Saehan Information Systems launched the first ever mp3 player in Asia, affecting the radio industry in Asia.
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On February 14, 2005, both Radio and TV took a hit because an online free video watching service came along known as Youtube.
