Automatic control for phonographs playing records of...

Details Automatic control for phonographs playing records of... Automatic control for phonographs playing records of...

G - Physics

11

B

181/55

G11B 19/26 (2006.01) G11B 3/62 (1980.01)

Patent

CA 1068614

ABSTRACT OF THE DISCLOSURE An automatic means is provided for setting a phonograph record to the proper speed, depending on the type of record placed thereon. A magnet detection circuit is employed in the player and a magnetic adapter is employed for 45 RPM records.

284638

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