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was firts recorded by written notation
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the first device that could record actual sounds
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it was first to able to reproduce the recorded sound
this cylinder evolved to the Disc phonograph
in the 1930,vinyl was introduced, and disc replaced cylinders
First commercial use: a toy: edison talking dolls188 -
the most important event in the history of sound recording was the introduction of the microphone
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the audio signal was graphically recorded on photographic film
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originally dveloped to sotre and play only sound recordings
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is an audio coding format for digital audio which uses a form of lossy data compression