Integrated circuit for recording and playback of such recording

Details Integrated circuit for recording and playback of such recording Integrated circuit for recording and playback of such recording

1979-05-07

1981-05-05

Canney, Vincent P.

Dynamic magnetic information storage or retrieval

General recording or reproducing

Signal switching

360 61, G11B 1512

Patent

active

042662540

ABSTRACT:
This disclosure describes a recorder/playback system which utilizes a silicon chip having bipolar transistors. One feature is an integral electronic switching arrangement which permits silent and smooth change from the record to the playback mode and vice versa by operation of an external single pole switch. Other features include a circuit for driving a recording level meter, an automatic audio level control circuit (ALC) and integral voltage and current regulators.

REFERENCES:
patent: 3347996 (1967-10-01), Uchikoshi
patent: 3810135 (1974-05-01), Kawakami et al.
patent: 3930266 (1975-12-01), Okamoto
patent: 3959817 (1976-05-01), Honjo et al.
patent: 4003089 (1977-01-01), Maurer

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