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The Phonograph
Beginning of essay
Phonograph, also known as record player, electromechanical instrument for reproducing sound from a record. A record is a vinyl disk that has a spiral groove with tiny bumps on the walls of the groove; the bumps encode a musical or other type of recording. has four principal components: the turntab ....
Middle of essay
....phonograph, or gramophone, by the German-born American inventor Emile Berliner in 1887, the phonograph began to develop as an artistic medium for recording the great singers and musical instrumentalists of the time. The gramophone played records at 78 rpm, and the needle moved laterally (from side to side) in a groove of even depth. Like the cylinder phonographs, it reproduced sound with a needle whose mechanical vibrations were amplified by using a cone-shaped horn. Most such phonographs, moreo.... |
| Number of words: 1562 |
Approximate pages: 6 |
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