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Guglielmo Marconi, young italian inventor, began working on the a commercial wireless telegraphy system based on the use of radio waves.
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The first live music played on radio featured a solo violin by Reginald Fessenden.
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KDKA was one of the only operating radio stations in 1920
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KDKA made the first commercial broadcast on ovember 2, they chose that date because that was election day.
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First voice broadcast of a sports event took place on the 11th of April
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A radio station in New York City, WRNY beings to broadcast tv shows.
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The time period when the radio hit its peak of popularity with the general audience
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Inventor Edwin H. Armstrong was the one who created the first fm radion. This radio reduced static and interference from electrical equipment and the atmosphere.
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Columbia University's radio club opens the first scheduled FM radio station
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WCBN hosts the first National Association of College Broadcasters.