Listening and display unit

Details Listening and display unit Listening and display unit

1993-01-15

1995-08-08

Swarthout, Brent A.

Electrical audio signal processing systems and devices

Binaural and stereophonic

381124, 360 12, 360 92, 369 20, 369 30, 369 69, 369 751, 369274, H04R 500

Patent

active

054406374

ABSTRACT:
A listening and display unit for playing and promoting audio recordings, including a display surface for promotional and instructional messages, two or more audio jacks connected by an audio cable to one of several player units, a AC/DC power unit to power the player units, a DC power jack connected by a power cable to the power unit and connected by a wiring harness to the player units.

REFERENCES:
patent: 2375043 (1945-05-01), Shaffer
patent: 2911462 (1959-11-01), Brady
patent: 3209074 (1965-09-01), French
patent: 3378639 (1968-06-01), Dufendach et al.
patent: 3623242 (1970-10-01), Hoover
patent: 3983550 (1976-09-01), Goss et al.
patent: 4445147 (1984-04-01), Kessman et al.
patent: 4878847 (1989-11-01), Rutledge
Radio Shack.RTM., Wireless Remote Control Systems and Timers, 1986 Catalog, No. 393, p. 148.

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