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Itailian Inventor
Sent and recieved first Radio signal in 1895 -
In 1906, Lee de forest, created the audion tube, a vaccum tube that amplified signals.
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8XK later renamed KDKA Frank Conrad still around today broadcasting out of pittsburgh, pennslyvania
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Personal Radio Station
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WEAF aired a 10min. commercial or toll broadcast. For an appointment complex chargetime 50$
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Uncle Charlie was to popular, establish FRC in 1927
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W is East of the miss. river
K is West of the miss. river -
Amplitude modulation
535 KHz-1605KHz
Frequency modulatoin
88-108 MHz -
the 30's and 40's middle of great depression people for $$$
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Major Edwin Armstrong invented the FM transmitte which made for a stronger signed and higher quality sound
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Talk on Am
Music on FM -
the entire family can enjoy it together, music, history, and situational
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Amos n Andy, Superman, GunSmoke, etc.
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Juke boxes Records and live concerts