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mick
modified 12 years ago

12v ups with battery trickle charging

26
6
730
11:45:07
Fairly simple ups. The switch controls the main supply. The pot represents the internal resistance of the battery. At 65% under load a flashing yellow led indicates low battery.
published 12 years ago
AbuTalha
12 years ago
Nice
vyachez
11 years ago
Thanks
carel
10 years ago
Really nice design
cmshan
10 years ago
Nice
ask2223
10 years ago
Awesome
shintyk47
9 years ago
Hi, can you help me to make a UPS for 9v cordless land phon?

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