Self-cooled loudspeaker

Details Self-cooled loudspeaker Self-cooled loudspeaker

1989-04-14

1991-08-20

Ng, Jin F.

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Having electrostatic element

381199, 381201, H04R 2500

Patent

active

050420720

ABSTRACT:
A self-cooled electrodynamic loudspeaker wherein the magnetic structure or pole piece has channels whereby cool air may be introduced and hot air may be exhausted to cool a voice coil by movement of the speaker diaphragm. This self-cooling results in greater power handling and output of the speaker.

REFERENCES:
patent: 4508941 (1985-04-01), Wiggins
patent: 4757547 (1988-07-01), Danley

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