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Journal Article

Delay Line for Stereophonic Broadcasting

Authors: Lafferty, Raymond E.

Journal of the Audio Engineering Society · Volume 9 · Issue 2 · pp. 134–139 · April 1961

Abstract

A system for broadcasting programs in compatible stereophonic sound has been developed at the Bell Telephone Laboratories by F. K. Becker. The method requires that two audio channels, A and B, be delayed with respect to each other by approximately 10 milleseconds. A delay line to accomplish this time delay is described, as well as design parameters, such as phase and amplitude response vs frequency, attenuation, harmonic distortion, shielding, and the measurement of the delay time.

Details

Publication
Journal of the Audio Engineering Society
Volume
9
Issue
2
Pages
134–139
Publication date
April 6, 1961
Affiliation
Boonton Electronics Corp., Morris Plains, NJ (See document for exact affiliation information.)
Type
Journal Article