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Author Topic: Water powered pump and dump AA charger.  (Read 6023 times)

stevensrd1

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Water powered pump and dump AA charger.
« on: July 19, 2018, 06:42:40 PM »
Recharging a regular AA battery with a water battery. Simple circuit pumps up a capacitor with charge from a water battery then dumps that charge into a rechargeable AA battery to recharge it. https://youtu.be/lQXkfMlhQi4

Thararot

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Re: Water powered pump and dump AA charger.
« Reply #1 on: April 29, 2019, 05:36:13 AM »
I really like this. Always follow

skywatcher

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Re: Water powered pump and dump AA charger.
« Reply #2 on: April 30, 2019, 08:30:56 PM »
Recharging a regular AA battery with a water battery. Simple circuit pumps up a capacitor with charge from a water battery then dumps that charge into a rechargeable AA battery to recharge it. https://youtu.be/lQXkfMlhQi4
Why charging a battery with another battery ?