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.

 

Hearing Aid Batteries

Siemens S-18 Hearing Aid "A" Battery

This is an Siemens 1½ volt "A" battery that fit a number of English made vacuum tube hearing aids in the 1940s.

It weighed 2¼ oz., and measured 3¾" in length by 1" in diameter.

This battery was manufactured by Siemens of London, England.

 

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This battery sometimes was paired with the S109 "B" battery (left).

 


 

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