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Thomas Edison invented the tinfoil cylinder phongraph, which made the first recording of the human voice.
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By 1878, Thomas Edison had lauched his Edison Speaking Phonography Company to produce recording and playback machines, which were intented as dictation machines for business purposes.
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The "phonautograph" was the first device capable of recording sound signals accorded to "The Routledge Guide to Music Technology." Martinville's device could not reproduce sound signals though.
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A guy by the name of Emile Berliner adapter Martinville's idea into a disc music player he called the "gramophone."
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In 1896, Eldridge Johnson is the first to use the spring motor record player in a hand-cranked motorized gramophore for Berliner in 1896. Later, the two pair up to form the Victor Talking Machine Company in 1901.
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era of the 78 RPM disc standard was born.
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Around the 1940s, Columbia introduced the 33-1/3 RPM long-playing record (LP) at about the same time Decca Record Company helped usher in the era of high fidelity with full frequency range recordings.
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.D.E.A. releaved the very first portable transistor radio.
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Henry Kloss developed the first portable stereo: KLH Model 11.
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In 1963, Philips introduced the audio cassette tape format that became very popular.
