Supersonic signal linearizes loudspeaker operation

Details Supersonic signal linearizes loudspeaker operation Supersonic signal linearizes loudspeaker operation

1975-09-29

1978-02-14

Claffy, Kathleen H.

179 1SS, H04R 304, H04R 314

Patent

active

040740706

ABSTRACT:
A loudspeaker driver system linearizes loudspeaker operation by superimposing a high frequency (supersonic) signal on the low frequency (audio) signal. Features include a special crossover network for a multispeaker system, and an acoustic filter formed of perforated discs.

REFERENCES:
patent: 1648120 (1927-11-01), Harrison
patent: 3135838 (1964-06-01), Wright
patent: 3160715 (1964-12-01), Son Gussing
patent: 3668335 (1972-06-01), Beveridge
patent: 3944757 (1976-03-01), Tsukamoto

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