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On 23 December 1900, the Canadian inventor Reginald A. Fessenden became the first person to send audio by means of electromagnetic waves, successfully transmitting over a distance of about 1.6 kilometers.
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The birth of public radio broadcasting is credited to Lee de Forest who transmitted the world’s first public broadcast in New York City on January 13, 1910. This broadcast featured the voices of Enrico Caruso and other Metropolitan Opera stars. Members of the public and the press used earphones to listen to the broadcast in several locations throughout the city
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The first commercial radio stations with regularly scheduled broadcasts in 1920.
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The first sports broadcast was the Dempsey-Carpenter fight.
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The National Broadcasting Company (NBC) was established by RCA
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The Columbia Broadcasting System (CBS) was founded
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Orson Welles released a radio broadcast informing people on how aliens where invading. this caused the nation to go nuts
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NBC Red & Blue split and formed ABC
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Mayor Firello LaGuardiao reads funny papers
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a radio broadcast about a woman accidentally overhearing her murder. it is a suspenseful mystery
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CBS Radio Workshop aired
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NBC Radio Theater
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the golden age of radio has unfortunately comes to a end
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NBC's Monitor aired
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CBS Radio Mystery Theater aired
