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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. |
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Eveready B109 Hearing Aid "B" Battery
This
is an English Eveready 45 volt hearing aid "B" battery used in vacuum
tube hearing aids in the 1940s.
It weighed 8˝ oz., and measured 4" by 2˝" by 1". It was manufactured by the Eveready Co. (G.B.) Ltd.
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Click picture for larger view |
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This battery sometimes was paired with the D18 "A" battery
(right).
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Click picture for larger view |
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