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The first radio was made because they wanted to communicate better however it was not a public radio broadcasting.
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The first voice and music signals heard over the radio were transmitted in December 1906 from Brant Rock, Massachusetts.
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An entertainment broadcasting venture based in Wilkinsburg, Pennsylvania, became the first commercial radio station, in 1920.
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Under the call sign KDKA, Pittsburgh's Westinghouse Electric and Manufacturing Company transmitted the first scheduled broadcast on Nov. 2, 1920.
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Under the call sign KDKA, Pittsburgh's Westinghouse Electric and Manufacturing Company transmitted the first scheduled broadcast on Nov. 2, 1920. KDKA's Leo Rosenberg announced live returns of the Presidential election between Warren G. Harding and James Cox.
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The power of radio was proven when people could hear the results of the Harding-Cox presidential race before they read about it in the newspaper.
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AT&T-owned New York station Corporation, $50 for 50 minutes of airtime to promote the sale of apartments in Jackson Heights.
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Internet radio was started by Carl Malamud. In 1993, Malamud launched "Internet Talk Radio", which was the "first computer-radio talk show, each week interviewing a computer expert".
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Clear communication is operating efficiently and digital two-way radios offer many advantages compared to analog communications including, enhanced voice quality and increased radio capacity.