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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Hearing Aid Batteries

Eveready 505E Hearing Aid "B" Battery

This is an Eveready 22˝ volt Mini-Max hearing aid "B" battery used in 1-piece vacuum tube hearing aids in the 1940s and 1950s.

It weighed about 1 oz., and measured 2" by 5/8" by 5/8".


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A newer version of the Eveready 505E battery.



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