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In 1895 Italian Inventor sent and recieved the first radio signal. Some think he may have just taken credit for it and wasn't the first. Some people believe this is true.
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In 1906, Lee Dee Forest created a vacuum tube that amplified signals; it was called the audion tube. People believe that Reginald Fessedend was actually the one that created the audion tube but Lee Dee Forest was credited for it.
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In 1920, radio stations were invented. They played music and shows. Frank Conrad invented the radio station 8xk which was later renamed kdka.
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The term for personal radio stations was "uncle charlie." People used to be able to make their own radio station if they had the eqipment for it; they could air their own station in their own basement.
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WEAF aired a 10 minute commercial for $50. Commercials are how radio stations would make money; they didnt make money through the shows that were aired, they made money from the commercials.
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In 1927, people stopped being allowed to have their own personal radio station because of the FRC. If you wanted a radio station, you had to have a license. Later led to the FCC.
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During the great depression was the Golden Age for radio because people needed an escape from what was going on so they'd listen to the radio.
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In 1933, they created FM radio with better sound quality than AM. Everyone had to buy a radio box to get FM when it came out.
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Some famous shows from the golden age of radio were: Amos n Andy, Superman, and Little Orphan Annie.
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When the TV was invented, all of the shows went to TV and took over what radio's did. Which is why they started playing more music on the radio.
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Sony invented the first transistorized radio small enough to fit in a shirt pocket. It used a battery.
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Now we can listen to music without radio's because we can download music and there are even radio stations like Pandora, Spotify, etc.
