Two-input automatic source selector for stereo entertainment cen

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179 1VC, 179 1G, G09B 504, H04R 500

Patent

active

039565912

ABSTRACT:
An automatic electronic control system for a home entertainment center, the system utilizing audio signal sensors for the preferential selection of a record player or tape deck as a signal source but with provision for returning to a tuner upon the cessation of the signal from either of the preferred sources.

REFERENCES:
patent: 2766378 (1956-10-01), Sundin et al.
patent: 3493681 (1970-02-01), Richards
patent: 3518375 (1970-06-01), Hawkins
patent: 3809812 (1974-05-01), Smith
"Hi-Fi System Switching" by Vissers in Radio & Television News, May, 1955.

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