D.C. Controlled adjustable ramp signal generator and method

Details D.C. Controlled adjustable ramp signal generator and method D.C. Controlled adjustable ramp signal generator and method

1982-04-02

1984-03-20

Canney, Vincent P.

Dynamic magnetic information storage or retrieval

General recording or reproducing

Specifics of biasing or erasing

307263, 328185, 360 68, G11B 547, G11B 502

Patent

active

044384661

ABSTRACT:
Circuit and method for providing a D.C. controlled adjustable ramp signal which maintains a predetermined ramping period for respectively adjusted optimum signal levels within the operating range. An example of a circuit of the invention is described for providing an automatically controlled bias or erase ramp signal in a magnetic recorder.

REFERENCES:
patent: 3708692 (1973-01-01), Matuoka
patent: 4268794 (1981-05-01), Handre et al.

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