G - Physics – 11 – B
Patent
G - Physics
11
B
179/5, 181/63
G11B 3/16 (2006.01) G11B 3/38 (2006.01)
Patent
CA 1071110
ABSTRACT OF THE DISCLOSURE A tone arm assembly for record players having a first motor for rotating a tone arm in the vertical direction, a second motor for rotating the tone arm in the horizontal direction with respect to a record disc, respectively, a detector for detecting low frequency vertical and horizontal vibrations of the tone arm during the reproduction of a record disc and feeding back an output sign 1 of the detector to the motors so as to cancel the vibrations, whereby high fidelity reproduction of sounds can be performed. Further, the stylus pressure adjustment and eleva- tion angle adjustment of the tone arm are also performed.
276931
Kawashima Isao
Nakajima Heitaro
Omura Yoshimoto
LandOfFree
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