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Italian inventor, that sent and recieved first radio signal.
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Lee De forest created or ('borrowed") the idea for audion tube.
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He also developed the first sphisticated radio transmitter
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1st transmission from an Airplane
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1st Radio Station Created by Frank Conrad, still around today!
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WEAF aired the first 10 minute commercial for an apartment complex at the cos of $50
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there were 28 stations in operation; by 1924, there were 1,400.
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The number of personal radio broadcasts soared from 30 in 1922 to 556
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FRC (Federal Radio Commision) was established to control radio airwaves and etc.
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Edwin Howard Armstrong created FM, improving audio frequency
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Shorter version is AM
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the birthday of him
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birthday
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the day austin mahone was born
