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Vitaphone introduces a new sound system that synchronizes music and sound effects with motion picture.
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The history of music technology from 1925-1933
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"National Broadcasting Company" or NBC becomes first radio network.
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Bell Laboratories created a 33 1/3 rpm disc system to synchronize a music track for the Warner Brothers film "Don Juan" It became a competitor for the Vitaphone system.
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Philo Farnsworth transmits the first "electric television" picture. It was about the size of a postage stamp.
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"Colombia Broadcasting System" begins radio broadcasting.
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Billboard magazine publishes its first music chart of performed songs.
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A comedian named Milton Berle was the first person to be shown on television.
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Philo Farnsworth transmits the first TV picture of a living person, who was his wife,
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To improve TV pictures, German scientist Fritz Schroeter applies for a patent on interlaced scanning.
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RCA Laboratories work on 33 1/3 rpm record system. Failed because system did not stand up to multiple plays.
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The Duke Ellington recording of "It Don't Mean a Thing If It Ain't Got That Swing" started the "swing music" dance craze.
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Richard M. Hollingshead opened the first Drive-In Movie Theater in Camden, NJ.
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Western Union introduces the first "singing telegram" service.