Wireless remote speaker system

Details Wireless remote speaker system Wireless remote speaker system

1987-05-22

1989-05-09

Isen, Forester W.

Electrical audio signal processing systems and devices

Binaural and stereophonic

Broadcast or multiplex stereo

381 13, 340310R, 455 3, 455 63, 455 72, H04H 500

Patent

active

048295701

ABSTRACT:
A device comprised of separate transmitter and receiver sections, which converts an audio signal into an F.M. signal, transmits the F.M. signal over A.C. power lines, and reconverts the F.M. signal into an audio signal, which can then be outputted to loudspeakers or other devices. By transmitting the signal over A.C. lines, no long wires are needed to connect remote loudspeakers or other devices to the source of the audio signal.

REFERENCES:
patent: 2932794 (1960-04-01), Crow
patent: 3369078 (1968-02-01), Stradley
patent: 3400221 (1968-09-01), Wolters
patent: 4207527 (1980-06-01), Abt
patent: 4398060 (1983-08-01), Ienaka et al.
patent: 4442546 (1984-04-01), Ishigaki
patent: 4457019 (1984-06-01), Szabo, Jr. et al.
patent: 4701945 (1987-10-01), Pedigo
patent: 4704726 (1987-11-01), Gibson

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