Wireless remote speaker system

Details Wireless remote speaker system Wireless remote speaker system

1987-12-02

1989-07-11

Isen, Forester W.

Electrical audio signal processing systems and devices

Binaural and stereophonic

Broadcast or multiplex stereo

H04H 500

Patent

active

048479039

ABSTRACT:
A device comprised of separate transmitter and receiver sections, which converts an audio signal into an FM signal, transmits the FM signal over AC power lines, and reconverts the FM signal into an audio signal, which can then be outputted to loudspeakers or other devices. By transmitting the signal over AC 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: 4194087 (1980-03-01), Sakaida
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: 4491957 (1985-01-01), Kamalski
patent: 4701945 (1987-10-01), Pedigo
patent: 4704726 (1987-11-01), Gibson

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