Hugh Hetherington Hearing Aid Museum
Hugh Hetherington Hearing Aid Museum

The Hearing Aid Museum

Hearing Aids of all types—Ear Trumpets, Carbon Hearing Aids, Vacuum Tube Hearing Aids, Transistor Hearing Aids, Body Hearing Aids, Eyeglass Hearing Aids and much more!

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Click on the "General Information" button (top button above) for an overview and general information on this category of hearing aid.


Ear Molds

Sonotone Custom Ear Molds

Early custom Sonotone ear mold from around 1933. These early custom ear molds began to replace the stock ear molds.

This Sonotone custom  ear mold was covered by Patent No. 1893474.



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Another early Sonotone custom black ear mold from the 1930s showing the side that goes into the ear canal. This mold was from a Super Sonotone carbon hearing aid (1933).


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The other side of the above custom ear mold showing the side that snaps on to the receiver.



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