Filters for tape recording systems

Details Filters for tape recording systems Filters for tape recording systems

1975-10-31

1977-04-19

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

333 79, 360 67, 360 93, 360137, H01H 714, G11B 2108, G11B 502, G11B 1500

Patent

active

040192032

ABSTRACT:
A tape recorder having a solenoid coil-plunger type actuator for performing a mechanical function within the recorder incorporates the solenoid coil into the circuitry to serve as the inductive component of a filter adapted to filter the noise components produced by the DC tape driving motor, or to filter the output of the DC wave rectifier or to filter other outputs within the recorder.

REFERENCES:
patent: 3564157 (1971-02-01), Kato et al.
patent: 3817539 (1974-06-01), Kawada et al.

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