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Erasure techniques for high-density recording

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2 Author(s)
Christensen, E. ; IBM Corporation, General Products Division, Tucson, AZ. ; Finkelstein, B.

In this study, several erase techniques are examined as to their effect on analog-signal performance in high-density digital magnetic recording. The success of an erasure technique was found to depend on the coercivity of the tape and whether the read-back head senses dφ/dt or flux.

Published in:

Magnetics, IEEE Transactions on  (Volume:21 ,  Issue: 5 )