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Not sure if he really was the first person that sent a radio signal/ invented the radio. But he was the first to claim that he did.
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Audion tube invented by Lee D Forest, the tube amplified signals.
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Radio was used to call for help on the Titanic.Because of the radio there were survivors.
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First radio station 8XK, now called KDKA aired and is still playing in Pittsburg. It was invented by Frank Conrad
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WEAF sold 10 minute commercial to an apartment complex for $50.00. They aired the first commercial
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FRC started radio frequencies and call letters. The name was later changed to FCC (Federal Communications Commission).
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Some famous shows on the radio were: Amos and /andy. The Shadow; Our Miss Brooks; Superman; Dick Tracey, etc.. When TV came out teh show transferred to TV. Bart simpson voice was a woman on the radio.
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Edwin Armstrong invented the FM transmitter. Some people had the rabbit aears and antennas, so you had to buy new radio sets to increase the digital quality.
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Music filled a void that was there and it made people feel happier and better about them selfs. this was better and gave them something to do.
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First portable transistor radio was created by Regency.
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FCC and FM approved stereo broadcasting
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Radio was used by the man on the moon to communicate
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Itunes lets you change the song and pklay whatever you want to play.
Music put a dent in people listen to the radio, but the radio will still stay around. -
The First satellite Radio was the XM radio
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Spotify is a streaming service that gives you digital music and access to million of songs without having to download. First launched by the Swedish.