An H bridge is a type of circuit that you can use to control the direction of electric motors. In this video I show you how an H bridge works and show you how to build one that can control the speed and direction of a brushed DC motor using PWM. Parts list: NE555 timer: […]
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PWM circuits are fun. You can use them to dim LEDs, control the speed of fans and motors, control the power going to a thermoelectric cooler, or control the power going to pretty much anything you want. Just make sure that you don’t exceed the maximum voltage rating of your device. The video explains it […]
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