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.

 

Body Type Transistor Hearing Aids

Audiotone Model 24 Transistor (Body) Hearing Aid

The Audiotone Model 24 was manufactured by Audiotone, Inc. of Phoenix, Arizona in 1961.

 It was a 5 transistor hearing aid and measured 2" x 1⅝" x ⅝". It weighed 1˝ oz with the battery installed.

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Top view of the Audiotone Model 24 showing the volume control/on-off switch (top left), the receiver cord jack (center) and the telecoil/microphone switch (right)—"M" (microphone),  and "T" (telecoil).

 

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Rear view of the Audiotone Model 24 showing the battery compartment. This hearing aid used a 1.4 volt size 401 mercury battery.

 


 

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