3m 7sLänge

I cover the basics of PWM and show you how to cheaply build a PWM circuit that can dim LEDs, control the speed of a motor, or control the power going to pretty much anything you want! Circuit diagram: http://afrotechmods.com/groovy/PWM_tutorial/PWM_tutorial.htm Check out my webpage for more easy videos about electronics! http://www.afrotechmods.com