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.

 

Carbon Hearing Aids: 1900-1939

Acousticon Model "A" Carbon Hearing Aid

This early model Acousticon carbon aid was manufactured  between 1905 and 1910 by the Hutchison Acoustic Company (1904), which later became the General Acoustic Company
(1906).

This hearing aid consists of a round carbon microphone (with no volume control), and an earphone with a detachable metal headband and an on-off switch on the back. The model shown at the right is signed General Acoustic Co. and was made sometime after 1906.

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The picture on the right shows the Acousticon Model A with the battery attached.


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Another view of the complete Acousticon Model "A" hooked up to its battery.

 

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Close-up of the Acousticon Model "A" earphone.

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The Acousticon Model "A" earphone showing the headband from the front.

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View of the Acousticon Model "A" earphone and headband from the back showing the on/off switch on the right side. (See larger view.)

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Rear view of the Acousticon Model "A" carbon microphone.

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The Acousticon Model "A" carrying case.

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This battery, which is an Acousticon No. 5 (3 volt) was made by the Dictograph Corporation, the name of the company which produced Acousticon Hearing Aids after 1918.

 


 

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