>However, the cells will almost invariably NOT be matched in voltage and=
 one
>will charge the other until they are. With rechargeable batteries this MAY

        It WILL NOT charge one another. There is just not enough voltage. Even if=
 the discharge rate of one is higher than another. Experiment yourself with=
 a controlled load and an miliamperimeter/timer.

>A major problem is that one battery will almost certainly be depleted=
 before
>the other - if you ever run this system flat one pack will reverse charge
>the other and plate nice whiskers across most of the cells ;-)
>These can be "difficult" to remove.

        It can **never** happen - try it for yourself. I tried it at my lab.


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        All the best!!!
        Alexandre Souza
        xandinho@interlink.com.br

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