Fine tuned, column speaker system

Details Fine tuned, column speaker system Fine tuned, column speaker system

1976-08-25

1979-08-21

Tomsky, Stephen J.

Acoustics

Diaphragm and enclosure

Reflex baffle

181153, 181155, 181199, H05K 500

Patent

active

041649885

ABSTRACT:
A loudspeaker system is disclosed having a rigid framework which contains a high compliance loudspeaker connected to an adjustable air column tube. The adjustable air column tube provides exact 1/4 wavelength tuning for the speaker system, to further improve its low frequency response, in accordance with tuned enclosure theory.

REFERENCES:
patent: 3151699 (1964-10-01), Peavey
patent: 3327808 (1967-06-01), Shaper
patent: 3394773 (1968-07-01), Kowalik et al.
patent: 3443660 (1969-05-01), Virva et al.
patent: 3523589 (1970-08-01), Virva
patent: 3529691 (1970-09-01), Wesemann
patent: 3945461 (1976-03-01), Robinson

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