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Re: Battery power and the cold

Subject: Re: Battery power and the cold
From: "Mike Rooke" picnet2
Date: Mon Dec 6, 2010 7:34 am ((PST))
Eneloop are good to -20C

http://www.eneloop.info/home/the-new-improved-eneloop.html

Old versions -10 C which is still much better than standard Ni-MH.

If your using a DSLR, a battery grip that takes AA's rather than the 
manufactures
battery packs will probably be good to go in the cold.

BR
Mike.


--- In  Paul Dickinson <> wrote:
>
> James,
> 
> Another option for keeping the batteries/gear warm is air-activated  
> hand warmers- especially useful if you have to leave your gear  
> unattended. I used to keep a hand warmer in my mixer case next to the  
> batteries when recording snowmobile races in northern Wisconsin. I  
> know it ain't the arctic, but it was cold, and the warmers helped.
> 
> Pd
> 
> >
> >
> > IME with my digital SLRs the requirement was doubled.
> >
> > I also rigged an external battery pack that I kept inside my jacket  
> > to keep
> > it warm(er).
> >
> > On Sun, Dec 5, 2010 at 4:52 AM, James Huckle  
> > <>wrote:
> >
> > >
> > >
> > > I'm travelling north of the artic circle next week and I wondered if
> > > anyone has an idea of how much extra power I should take? Double?
> > > Three times? More? Battery power in the form of alkaline cells and
> > > lithium power packs.
> > >
> > > Thanks in advance.
> > >
> > > James
> > >
> > > --
> > > http://www.happyorange.org.uk
> > >
> > >
>








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