Loudspeaker enclosure with enhanced bass response

Details Loudspeaker enclosure with enhanced bass response Loudspeaker enclosure with enhanced bass response

1982-10-25

1984-01-03

Tarcza, Thomas H.

Acoustics

Diaphragm and enclosure

With sound-absorbing means

181148, H04R 128

Patent

active

RE0314838

ABSTRACT:
A loudspeaker enclosure comprises a housing defining therein a principal volume having a front wall and a substantially smaller minor volume. The minor volume has a rear wall common to the front wall of the principal volume. The common wall defines a port which communicates the minor volume to the principal volume. A speaker mounting opening is defined in a front wall of the minor volume. The speaker mounting opening defines the only opening from the exterior of the housing to the interior thereof.

REFERENCES:
patent: 1837755 (1931-12-01), Carlisle et al.
patent: 2217279 (1940-10-01), Karns
patent: 2552309 (1951-05-01), Carlson et al.
patent: 2802764 (1957-08-01), Slayter et al.
patent: 2969848 (1961-01-01), Farwell
patent: 3129782 (1964-04-01), Stonewell
patent: 4031318 (1977-06-01), Pitre
patent: 4161995 (1979-07-01), Pohlmann et al.
Audio Engineering, vol. 35, No. 11, Nov. 1951, p. 34, "Direct Radiation Loudspeaker Enclosures", H. F. Olson.
Sales Brochure for Dahlquist Model DQ-6, 1975.

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