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How to Fade an LED with a Potentiometer: Arduino

Arduino Use a Potentiometer to fade an LED

In this Arduino tutorial, we’re going to learn the basics of how to fade an LED with a potentiometer. As you turn the knob of the potentiometer the resistance changes. The Arduino will take this readings on the connected analog pin and then software will use a PWM signal at the correct frequency to light […]

Adding Arcade Volume Control

finished volume control wiring

Adding an arcade volume control is a pretty simple task, but there’s a few things you’ll need to do both mechanically and electrically to get it to work correctly.  In this tutorial, were going to add a volume control to the tabletop arcade, although this same method will work on any DIY arcade. There are […]