auto-changer,
record changer,
changer an automatic mechanical device on a record player that causes new records to be played without manual intervention
pickup arm,
tone arm,
pickup mechanical device consisting of a light balanced arm that carries the cartridge
The phonograph, record player, or gramophone is a device that was mostly commonly used from the late 1870s through the 1980s for playing sound recordings.
OmegaWiki Dictionary
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phonograph A device that plays the sound stored on a gramophone record.