Almost exactly, but I never seen a diode provide constant voltage
drop, it varies with current pass through it, at small current can be
from 0.1x to 0.2x. I have not measure the current draw by the OM1n at
different lighting condition, but I expected the variation is very
high.
C.H.Ling
Chip Stratton wrote:
>
> No, the conversion is simply a diode in series with the cell. The diode
> gives a fairly constant voltage drop of 0.2 volts, so if the alkaline cell
> starts out at 1.55 volts, you get 1.35 volts. If the cell drops down to
> 1.45 volts, you end up with 1.25 volts.
>
> No stabilization at all.
>
> Chip Stratton
> cstrat@xxxxxxxxx
>
> > I wonder about this. The converter has a diode in it that regulates the
> > voltage from 1.5 to 1.35 volts. Surely this diode would also provide
> > somewhat of a stabilisation function that would manage the non-linear
> > voltage drop over time of the alkaline batteries? The camera won't know
> > or care what bettery is being used any more, since the battery isn't
> > powering the camera: the miniature "power supply" is.
> >
> >
> > Vaughan
> >
>
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