Stereophonic reproducing system

Details Stereophonic reproducing system Stereophonic reproducing system

1971-11-03

1978-06-27

Olms, Douglas W.

1791004ST, H04R 500

Patent

active

040976882

ABSTRACT:
A stereophonic reproducing system having left signal and right signal channels and impedance provided between the two channels, whereby steady acoustic effects of 4-channel stereo may be simply obtained from 2-channel stereophonic signals.

REFERENCES:
patent: 3417203 (1968-12-01), Hafler
patent: 3478167 (1969-11-01), Sorkin
patent: 3588355 (1971-06-01), Holm
patent: 3637938 (1972-01-01), Kuhlow
patent: 3697692 (1972-10-01), Hafler
4 Channels & Compatibility by Scheibes, Audio Engineering Society Preprint, Oct. 1970.
A New Quadraphonic System by Hafler, Audio Magazine, Jul. 1970.

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