Hearing aid with acoustical frequency response modification

Details Hearing aid with acoustical frequency response modification Hearing aid with acoustical frequency response modification

1977-05-27

1978-05-16

Stellar, George G.

H04R 2500

Patent

active

040900401

ABSTRACT:
A hearing aid for individuals with a loss of sensitivity to the higher frequencies acoustically attenuates the lower frequencies by providing a sound reproducer coupled to a sound delivering conduit provided with an aperture of prescribed size coupled to a cavity which surrounds the sound reproducer.

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