A new -two-track- technique extends the weighted dynamic range of audio tape systems to at least 76 db below 3 percent THD. Simplest techniques are employed during recording. The extended range is achieved by continuous automatic selection of the optimum track for minimum distortion or quietest background during playback.

Author: Mullin, John T.
Affiliation: Minnesota Mining & Manufacturing Company, St. Paul, MN
JAES Volume 12 Issue 4 pp. 298-302; October 1964
Publication Date: October 1, 1964

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