Eveready D14 Hearing Aid "A" Battery
This
Eveready 1˝ volt D14 hearing aid "A" battery was a
British-made battery.
It was used in
1-piece vacuum tube hearing aids in the late 1940s and early 1950s.
It
weighed 0.5 oz., and measured 2" tall by 9/16" in diameter. It
was the same size as a current AA battery.
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Rear view of the Eveready D14 battery.
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Top view of the Eveready D14 battery showing the
positive terminal.
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Bottom view of the Eveready D14E battery showing the
negative terminal.
This battery is corroded and is in pretty bad shape. Many of the dry
cells made in the 1940s and 1950s leaked and corroded their hearing aids
if left in them after they were dead.
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