In many flashes like the T32, ready lights come on when flash is maybe 75%
charged Apparently this is quite common.
John
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----- Original Message -----
From: Bob Sull <w8imo@xxxxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Tuesday, June 15, 1999 7:49 AM
Subject: Re: [OM] NiMH Batteries
> Chip Stratton wrote:
>
> > I believe it is because in most flash applications, alkaline cells are
> > current limited. NiCads can supply a MUCH higher current early in the
charge
> > cycle, which an older flash circuit may not be designed to handle. At
the
> > same time, due to their lower voltage than alkalines, NiCads might not
> > charge such a flash to its maximum voltage and output.
> >
> > Chip Stratton
> > cstrat@xxxxxxxxx
>
> While I agree with the "current" portion of this post I must ask this.
>
> Are you saying that when the "flash ready" light comes on, it really isn't
> ready? What happens when an alkaline battery pack becomes depleted? What
does
> the "flash ready" light mean then?
>
> What about newer flash units that are capable of using NiCd packs? The
voltage
> from these is lower but they also get the flash charged up.
>
> IMHO. the lower voltage of a NiCd pack has little effect on the amount of
charge
> the flash capacitor receives. It will need recharging sooner than an
alkaline
> pack will need replacing, but that's about all.....
>
> Bob
> --
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