This circuit was obtained from an English publication in 1979 but can be easily assembled with BC548 or BC549 transistors. The circuit indicates the charge level of the car's 12 V battery on three LEDs.
This circuit was obtained from an English publication in 1979 but can be easily assembled with BC548 or BC549 transistors. The circuit indicates the charge level of the car's 12 V battery on three LEDs.