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HP Forums / HP Calculators (and very old HP Computers) / General Forum v / HP-41 rechargable battery

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HP-41 rechargable battery
09-11-2017, 05:36 PM
Post: #1
HP-Collection Offline
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HP-41 rechargable battery
Did you realize that there are two different battery packs for the HP-41? One has 2 charging pins, the other has 3 pins. Both are coded HP82120A.
I'm currious as the charger for this unit has only 2 pins... the middle pin of the 3 pin version is absolutly "useless".

Matthias
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HP-41 rechargable battery - HP-Collection - 09-11-2017 05:36 PM



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