Kyrre Aalerud wrote:
> The FET idea is great!  I'll explore it right away :)  Won't need too
> many stages.  Only to keep the accuracy to 5 or 10 mV/cell.

You don't actually need that much accuracy, just resolution.  You're looking
for a small voltage foldover, but it doesn't matter whether that occurs as
4.2 or 4.4 volts.


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