history of audio by. tye shelton. 1877 thomas edison recovers mary had a little lamb from a sheet of...
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History of Audio
By. Tye Shelton
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1877
• Thomas Edison recovers Mary Had a Little Lamb from a sheet of tinfoil, wrapped around a spinning cylinder.
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1878
• First music is put on record: cornetist Jules Levy plays “Yankee Doodle.”
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1881
• Artist Clement Alder accidently produced a stereo effect using basic microphones and mediocre headphones.
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1888
• Edison introduces an electric motor-driven phonograph.
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1898
• Valdamer Paulsen patents his “Telephonograph” with recording his steel magnet wire.
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1901
• Victor talking company is established founded by Emily Berliner , who starts work on first motion picture film.
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1906
• Lee Deforest invents the first triode vacuum tube, creating the first electronic signal amplifier.
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1910
• Enrique Caruso is heard on first live broadcast from Metropolitan area, NYC
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1912
• Major Edwin F. Armstrong is issued patent on Regenerative circuit, which makes Radio reception possible.
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1913
• The first “Talking Movie” is demonstrated by Thomas Edison using Kinethophone process.
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1917
• The scully disk recording lathe is introduced.
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1919
• The radio corporation of America is founded, (RCA).
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1921
• The first commercial AM radio broadcast is made KDKA, Pittsburgh, PA.
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1925
The first electrically recorded 78 rpm disk appears.
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1927
• Colombia broadcasting system is formed. (CBS)
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1921
• The “Blatternphone” is released for use as a magnetic recorded steel device.
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1933
• The first candoid ribbon micrphone is patented by Dr. Harry F. Olsen of RCA
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1944
• Walt disney’s Fantasia is released, with eight track stereophonic sound system.
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1941
• Commercial broadcasting begins in the U.S.
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1949
• Ampex introduces its model 300 professional sound amplifier.
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1956
• Les Paul makes first 8 track recording, using the self-sync system.
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1961
• EMI fails to renew the Blumerlin stereo patent Hello-anybody there?
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1961
• The Dolby Type A noise system is introduced.
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1968
• CBS releases Switch-on Bach release Walter (Wendy cross).
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1974
• D.B Keele introduces the design of “constant-directivity”
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1981
• Phillips introduces the compact disk (CD).
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1986
• First digital monitors appear.
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1999
• Audio DVD standard 1.0 agreed upon by manufactures.
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Sources
• http://www.aes.org/aeshc/docs/audio.history.timeline.html
• http://www.biography.com/people/thomas-edison-9284349