On Tue, 30 Aug 2005, Chuck Norcutt wrote:
> Does anyone know if the Wein cell is just a simple zinc-air cell like
> the hearing aid batteries or does it have some form of voltage reduction
> built in? Nominal voltage for a zinc-air cell is 1.4 volts. Wein
> claims that their cell is 1.35 volts like a proper mercury cell. Not a
> big difference but still enough for a small metering error.
>
> True or hype?
I heard they just used smaller holes to control the amount of air getting
in to give it a more "camera appropriate" functionality. The basics of the
cell remains zinc-air. I don't think they do anything special like voltage
regulation.
-mark
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