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invented by Thomas Edison
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invented Emile Berliner
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Victrola model record player was the first record player type
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disc recordings were the new thing
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Electrical reords were now replacing the acoustic records
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plays for hrs
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Transistor Radio
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1971 Quadrophonic (four channel) records appeared on the market but public reaction was unenthusiastic due to the confusion of incompatible systems and the economic climate. QUOTE FROM http://www.soc.duke.edu/~s142tm01/history4.html
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It cost $288 US when it was relesed.
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he first CD released was Billy Joel's "52nd Street
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this was created by sony
