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Electronics >> Schematics Depot >> Power >> LM3914 battery monitor

LM3914 battery monitor:


parts:
U1LM3914 Bar-Dot Generator IC
R1100k ohm potentiometer
R21k ohm resistor
LED1-10light emitting diodes

all resistors are 5 or 10 percent tolerance, 1/4-watt
this circuit should be powered by its own battery, otherwise you might get an innacurate reading. hook the to-be-monitored battery to pin 5 of the chip.
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