High power electroacoustic speaker system having wide band frequ

Details High power electroacoustic speaker system having wide band frequ High power electroacoustic speaker system having wide band frequ

1997-08-28

1999-02-23

Le, Huyen

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Having acoustic wave modifying structure

381349, 381182, 181199, H04R 2500

Patent

active

058752552

ABSTRACT:
A bass reflex-type loudspeaker having enhanced low frequency response and enhanced power handling capacity comprises a low frequency loudspeaker mounted in a ported enclosure whose walls are made purposefully resonant, the front baffle and rear surface of the enclosure connected by a sound post which serves to acoustically couple the front and rear enclosure surfaces.

REFERENCES:
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patent: 4242938 (1981-01-01), van Zalinge
patent: 4280585 (1981-07-01), Nakanishi
patent: 4379213 (1983-04-01), Lehnhardt
patent: 4482026 (1984-11-01), Stehlin, Jr.
patent: 4872527 (1989-10-01), Han
patent: 5173575 (1992-12-01), Furukawa
Abraham B. Cohen, Hi-Fi Loudspeakers and Enclosures, Rev. 2d Ed.,.COPYRGT.1968 Hayden Book Company, Inc., pp. 290-297.
A. Badmaieff and D. Davis, Speaker Enclosures, Howard W. Sams & Co., New York .COPYRGT.1966.

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