Pop noise removing circuit for a double deck cassette tape recor

Details Pop noise removing circuit for a double deck cassette tape recor Pop noise removing circuit for a double deck cassette tape recor

1988-10-12

1991-05-28

McElheny, Jr., Donald

Dynamic magnetic information storage or retrieval

General recording or reproducing

Specifics of the amplifier

G11B 502

Patent

active

050199218

ABSTRACT:
A pop noise removing circuit for a double deck cassette tape recorder, which can thoroughly remove the pop noise occurring during the actuation of two deck leaf switches to drive deck motors. The circuit comprises means detecting ON-OFF operation of the deck leaf switches and generating control signals in response to the ON-OFF operation of the deck leaf switches, and means for muting left and right channel output signals from a head switching integrated circuit in dependence upon the control signals generated by the detecting means.

REFERENCES:
patent: 3591730 (1971-07-01), Chang
patent: 3995315 (1976-11-01), Miller
patent: 4354209 (1982-10-01), Sato et al.
patent: 4542421 (1985-09-01), Fujibayashi

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