Presentation on theme: "Audio Timeline By: Cullen Schoen. 1857 Edouard-Leon Scott de Martinville invented the phonautograph, the first device that could record sound waves as."— Presentation transcript:
Audio Timeline By: Cullen Schoen
1857 Edouard-Leon Scott de Martinville invented the phonautograph, the first device that could record sound waves as they passed through the air.
1876 Alexander G. Bell patented the telephone - the first electrical device for audible transmission.
1877 Thomas Edison became the first person to ever record and play back the human voice.
1878 The first music is put on record.
1881 Clement Ader produced a stereo affect when listeners outside the hall monitor adjacent telephone lines linked to stage mikes at the Paris Opera.
1888 Emile Berliner filed and patented a talking machine which also recorded and played back sound.
1898 Valdemar Poulsen patents his "Telegraphone," recording magnetically on steel wire.
1906 Lee DeForest invents the triode vacuum tube, the first electronic signal amplifier.
1912 First radio broadcast of a college football game.
1919 The Radio Corporation of America (RCA) is founded.
1921 The first commercial AM radio broadcast is made.
1924 Zenith develops the first portable radio.
1930 Advances in electronics allowed the first commercially successful wire recorders to be introduced as dictating machines and telephone recorders in Europe and North America.
1932 The first cardioid ribbon microphone is patented by Dr. Harry F. Olson.
1936 The Tefifon was somewhat ahead of it's time in that it used an endless vinyl belt housed in a cassette that recorded the tracks in a serpentine fashion.
1940 Walt Disney's "Fantasia" is released, with eight-track stereophonic sound.
1943 Altec develops their Model 604 coaxial loudspeaker.
1958 RCA developed an audio cartridge system known simply as the Sound Tape Cartridge.
1959 NAB cart tape format was designed for use by radio broadcasters to play commercials, bumpers and announcements.
1960 Sony Corporation sells the first direct-view portable television.
1965 Pre-recorded audio cassettes were first available.
1976 Dr. Stockham of Sound stream makes the first 16-bit digital recording in the U.S.
1983 Fiber-optic cable is used for long-distance digital audio transmission.
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