Speaker system

Details Speaker system Speaker system

1992-04-01

1994-07-26

Kuntz, Curtis

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

381154, 181151, H04R 2500

Patent

active

053332040

ABSTRACT:
A speaker system has a bass-reflex duct provided in a cabinet. A sub-duct is provided on a central portion of the bass-reflex duct. The sub-duct is communicated with the bass-reflex duct, and filled with sound absorbing material for absorbing unnecessary resonance generated in the bass-reflex duct.

REFERENCES:
patent: 4837837 (1989-06-01), Taddeo
patent: 5012890 (1991-05-01), Nagi et al.

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