12v DC to 230v AC Converter circuit diagram

12v DC to 230v AC Converter 12v DC to 230v AC Inverter circuit diagram, It’s used as the oscillator stage astable multivibrator contained in IC1, a CMOS 4047  by varying the resistance value of R1 trimmer (220 k total resistance) can vary the oscillation frequency of 40 Hz to 70 Hz square wave, phase-shifted by … Read more