Excerpt from Journal of the Society of Motion Picture and Television Engineers, Vol. 61: This Issue in Two Parts, Part I, December 1953 Journal, Part II, Index to Vol. 61; July December, 1953
IT has been noticed in the past that wear on a magnetic-recording head results in a ... decrease of high-frequency response of the overall magnetic re cording-reproducing system and also in a change of head sensitivity. The information and data contained in this article explain the reasons for the change in frequency characteristic and offer a simple expedient for correcting the losses and thereby extending the useful life of magnetic heads.
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