Circuit arrangement for record players performing the setting ba

Details Circuit arrangement for record players performing the setting ba Circuit arrangement for record players performing the setting ba

1978-01-24

1979-07-03

Truhe, J. V.

Electricity: motive power systems

Braking

Automatic and/or with time-delay means

318269, G05B 1302

Patent

active

041601971

ABSTRACT:
A circuit arrangement for record players is disclosed for presetting of the disc. The disc is set back by a specific rotation angle before starting the turntable so that it will accelerate to the proper angular velocity at the proper time for synchronizing program material.

REFERENCES:
patent: 3309597 (1967-03-01), Gabor et al.
patent: 3614572 (1971-10-01), Usher
patent: 3617843 (1971-11-01), Neumann et al.
patent: 4086520 (1978-04-01), Hashizaki et al.
patent: 4090118 (1978-05-01), Smith, Jr.
"Digital Velocity Servomechanism" by Dobransky and Rice, IBM Technical Disclosure Bulletin, vol. 14, No. 3, Aug. 1971, pp. 685, 686.

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