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Karlberg
modified 12 years ago

Low Battery indicator

120
4
3150
2d 14:54:15
Alter voltage from supply. LED lights up below 12 volt. Alter voltage and tune with POT to use for other voltages.
published 12 years ago
carolinay
12 years ago
Why?
ShakirHussain
12 years ago
What transistor can be used?
Karlberg
12 years ago
Pretty much any standard transistor can be used.
NPW_
10 years ago
He copy from Future Kit Low Battery alarm for 12V (FK915)

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