Method and apparatus for verifying a helical scan recording tape

Details Method and apparatus for verifying a helical scan recording tape Method and apparatus for verifying a helical scan recording tape

1989-07-21

1991-06-11

Strecker, Gerard R.

Electricity: measuring and testing

Magnetic

Magnetic information storage element testing

324243, 360 31, 369 58, G01R 3312, G11B 2736

Patent

active

050235486

ABSTRACT:
A system for testing a helical recording tape using linear heads thereby enabling the tape to be run at high speed and shortening the test time uses a multiplexing system to interrogate sequentially short portions of each recorded track the portions being re-assembled in a suitable memory to provide continuous recordings from each track.

REFERENCES:
patent: 2746012 (1956-05-01), Price
patent: 3670239 (1972-06-01), Shiraiwa et al.
patent: 4263625 (1981-04-01), Warren
Barth, H. V., Total Surface Magnetic Tape Test, IBM Technical Disclosure Bulletin, vol. 14, No. 9, Feb. 1972, pp. 2637, 2638.

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