Azimuth correction of head gaps

Details Azimuth correction of head gaps Azimuth correction of head gaps

1979-05-23

1982-02-23

Eddleman, Alfred H.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

360109, G11B 543

Patent

active

043171443

ABSTRACT:
A method of and a device for automatically compensating the error in the angular position of a reproducing head, the upper half and the lower half of a track being scanned simultaneously, while the time difference between the zero passages of the signals is determined and a signal for the compensation of the angular error is derived therefrom.

REFERENCES:
patent: 2751439 (1956-06-01), Burton
patent: 2938962 (1960-05-01), Konins et al.
patent: 3414816 (1968-12-01), Tobey et al.
patent: 3900888 (1975-08-01), Uchikoshi et al.
patent: 4062047 (1977-12-01), Scull
patent: 4074328 (1978-02-01), Harwick
patent: 4101937 (1978-07-01), Jenkins

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