Le 07/10/10 16:25, Matt Rhys-Roberts a =E9crit :
>    As per subject. Just wondering if anyone's got more clues than I've
> managed to find so far.
>
> Thanks
> Matt
It is physics, or electro-chemistry, if you prefer.
- NiCd delivers 1,2 V
- NiMH delivers 1,2 V
- Lead delivers 2 V
- Li delivers 3,7 V

Other combinations are possible but it is a matter of energy efficiency=20
W/liter and W/kg.
--=20
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