Gramophone record

A gramophone record, commonly known as a phonograph record, vinyl record (in reference to vinyl, the material most commonly used after about 1950), or colloquially, “a record”, is an analog sound storage medium consisting of a flat disc with an inscribed, modulated spiral groove. The groove usually starts near the periphery and ends near the center of the disc. Phonograph records are generally described by their diameter in inches (12-inch, 10-inch, 7-inch, etc.

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