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Marconi was an Italian inventor who sent and recieved the first radio signal. Some people believe that he was not the first and only recieved credit due to his good public relations.
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The audion tube is a vacuum tube that amplified signals and enabled them to travel farther. Forest "borrowed" the idea from Reginald Fessenden.
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He also reads a passage from the Bible on the same broadcast.
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8XK, later renamed KDKA, was the first radio station; it was opened by Frank Conrad.
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The advertisment was ten minutes long for an apartment complex that charged $50.
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The FRC (now the FCC) organized the licensing of transmitters, assigned radio station frequencies, call letters, and power limits.
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More and more advertisers begin to switch to TV later as its popularity grew, and many radio shows were cut.
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Major Edwin Armstong developes FM waves.
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The show was narrated by Orson Welles and was adapted from H.G. Wells novel of the same name.
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By this time, everyone listened to the radio, though wars and the Great Depression caused people to be unable to afford radios.
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The service began to provide short distance personal communication.
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These radios used transistors instead of vacuum tubes so they were less bulky and more portable.
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WHBQ Radio is the first station to play one of his songs.
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This is the first time they went on the radio with their song "Please Please Me."
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Satellite radio is a radio service that is broadcast from satellites instead of normal radio stations.