Control circuit

Details Control circuit Control circuit

1978-10-03

1980-03-11

Tupper, Robert S.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the record

G11B 1546

Patent

active

041931009

ABSTRACT:
A signal conditioning circuit for a servo signal derived from a magnetic record tape includes a frequency selective signal normalizing circuit which normalizes the reproduced signal to a predetermined value irrespective of the frequency of the input signal. The selective operation of the normalizing circuit is programmed in accordance with a digital code signal representative of the selected speed of operation. A frequency selective filter circuit is also programmed in accordance with digital code representative of the selected speed of operation.

REFERENCES:
patent: 3350511 (1967-10-01), Johnson
patent: 3596007 (1971-07-01), Price et al.
patent: 3702382 (1972-11-01), Breikss
patent: 3736565 (1973-05-01), Sidline
patent: 3843914 (1974-10-01), Carlson et al.
patent: 3984868 (1976-10-01), Ragle et al.
patent: 3990108 (1976-11-01), Suga et al.

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