What is PWM? Let's take a look at the basics of PWM Try the circuit: https://goo.gl/ij6WmP If you would like to support me to keep Simply Electronics going, you can become a Patron at https://www.patreon.com/SimplyElectronics Follow on Facebook: https://www.facebook.com/SimplyElectronicsYouTube Follow on Twitter: https://twitter.com/Simp_electronic This video was produced using everycircuit.