By recording identical signals on two tracks of a stereo tape recorder, and cancelling the signals in playback, modulation noise could (ideally) be measured directly. However, adequate cancellation places severe restrictions on the tape motion of a magnitude that has made it impossible to obtain satisfactory results. A discussion of the difficulties and possible solutions comprises the main portion of the paper.

Author: Davidson, James J.
Affiliation: RCA Victor Home Instruments, Camden, NJ
JAES Volume 8 Issue 1 pp. 23-28; January 1960
Publication Date: January 1, 1960

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