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Western Union completes the first transcontinental telegraph line -- providing coast-to-coast communications during the U.S. Civil War.
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Edison invents the cylinder "phonograph" used to record and playback sound. Originally thought to be useful as a business machine for dictation (like the dictaphone which would come later.) Other uses: recordings of plays pre-dating Radio Drama nearly 50 years.
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Emile Berliner invents the first microphone and sells the rights to Bell Telephone.
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Louis Glass invents the modern jukebox (coin-operated phonograph) and installs it at the "Palais Royal" saloon in San Francisco where it is an immediate hit.
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-Vitaphone introduces a sound system to synchronize music and sound effects with a motion picture; It uses a 16-inch disc turntable that is connected to the projector. Operators have to continuously adjust the synchronization of the grooves to the picture, which was not perfect.
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RCA convinces phonograph labels including its own Victor label as well as Columbia and other manufacturers to standardize on 78.26 rpm as the speed of all phonograph records. Previous disk recording speeds might vary anywhere up to 80rpm in the U.S. and even as high as 90rpm in England.
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Edison Co. ceases the manufacturing of sound recordings.
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An experimental "binaural" phonograph system is created by Bell laboratories. The two channels of sound were on separate grooves of a 78rpm vinyl record, requiring a special stylus mechanism to play both channels simultaneously; The system, which also required dual-channel amplifiers and additional speakers, was expensive and was not marketed commercially.
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Billboard magazine publishes its first chart of top-selling records.
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Regular FM Radio broadcasting begins in New York City.
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EMT releases plate reverb this is an electro mechanical device. this is like a loud speacker but with out the paper cone.
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Stero tape recordings first appear
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this is the first keyboard to actually you the sound of the actual instrusment.
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Robert Moog shows elements of his first synthesizers.
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Lexicon introduces the first digital delay line. this gives the echo effects in songs.
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CPU is invented. Until now, all electronic equipment
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Invented by Charles B.Grinburg
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Local Computer Network.
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The Dolby A, C, and the short lived Dolby S were a revolution in portable music. Both were made by the Sony Company.
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Video tape in a large cassette format introduced by both JVC and Panasonic in the year of.
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Invented by Allan Shugart in 1952 first sold in 1976 by Sony.
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First introduced in 1953 then sold in mass in 1977.
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Oer 3,500 Cable Subscribers in 1980.
