[Ham-Computers] Parallel gelcel batteries

WA5CAB at cs.com WA5CAB at cs.com
Fri Aug 13 10:04:25 EDT 2004


Loren,

I'll agree that if the batteries are already on hand, then they may as well 
get used.  They'd eventually go bad even if just sitting on the shelf.  One 
suggestion I'd make is to use a multi-pin connector with the positive lead from 
each individual battery going to a separate pin and all of the negatives tied 
together.  

In a message dated 8/13/2004 2:50:21 AM Central Daylight Time, 
lmoline at hotmail.com writes: 
> I do agree with you in any critical power supply using batteries. If you 
> parallel batteries and their voltage is different there would be a tendency 
> to have current flow between batteries which is no good. Any large 
> difference would cause current flow even when batteries werent being used 
> til the voltages equalized. Then the weakest battery would drag it down.. 
> One could but disconnects in all batteries to do a voltage check on each 
> battery say once a month to prevent unforseen failure.

Robert Downs - Houston
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