Homeelectronic projects ultrasonic humidifier byTechnique Zero -January 20, 2022 2 ultrasonicElectronic ComponentsMOSFET IRFz44nIC LM 5551nf . ceramic capacitor100 nf . ceramic capacitor10 k . variable resistance100 ohm carbon resistanceInductance coil 680 uHpiezo 113 kHzcircuit diagramOscilloscope purchase link Tags electronic projects