On Fri, 01 Jul 2011 09:06 +0100, "Michael Watterson"wrote: > On 01/07/2011 03:11, David VanHorn wrote: > > I would NOT recommend stacking NIMH cells that deep, you are very > > likely to ruin multiple cells by reverse charging them when the weak > > ones discharge first during discharge. > Lots of Military gear does this. Will you be using military grade cells? Matching becomes more important as you start adding cells. And you are suggesting more cells than any consumer-grade product uses(I do not consider hybrid cars consumer-grade, they have battery packs of exceptional quality).=20 But if all you need is ten or twenty charge cycles, go for it. Best regards, Bob --=20 http://www.fastmail.fm - mmm... Fastmail... --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .