Simple 12V Battery Indicator Circuit #electronic

Подробнее о видео

• Components - 1) 3V Led × 4
2) 1N4148 × 4 Zener
3)Resistors - 100% - 100ohm
75% - 150ohm
50% - 180ohm
25% - 220ohm

#12v #indicators #circuit #electronicproject #diy