John,
As a former battery bungler, I will paste this om my wall, and genuflect before
it
each Saturday. Thank you for taking the trouble to write it, so clearly and
unequivocally. Perhaps it could become THE standard answer to battery
questions.
- Parzival
> The Lithium double-size 3 volt cells and Alkalines are no good; LR44,
> LR44P, A76, PX76A, and KX625 cells are _Alkaline_; DO NOT USE THEM IN THESE
> BODIES. The OM-2S and OM-4[ti] electronic shutter bodies are sensitive to
> battery voltage. If the voltage drops much, the shutter will lock
> up. Recovery is made by turning the shutter speed ring to the red 60 or
> "B" position, or by replacing the cells with good ones. Even the battery
> check is often misleading in this regard. Lithium and Alkaline cells
> suffer a gradual voltage drop as they drain. When they reach about half
> life the voltage is too low to operate the shutter. Silver-oxide cells do
> not; they maintain nearly a constant voltage until just before end of
> life. The ones designed for watches (with the constant slight drain) hold
> up the best. These are 357, D357, SP357, V357, KS76, and SR44W (*not*
> SR44) cells.
>
> rant
> {begin
> Those who insist on buying LR44, A76 or PX76A alkalines because
> they are slightly less expensive, KNOWING the recommendation
> to use Silver-Oxide cells, have NOTHING to moan or complain about
> when the shutter locks up all the time and they run through them
> faster than @#$% through a goose. The alkaline usage rate actually
> costs the user more not including the PITA of frequent
> cell replacement.
> end}
>
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