This project allows you to control the system volume using a potentiometer connected to an Arduino. The Arduino sends the potentiometer values to the computer, which uses Python to adjust the system ...

Sound is propagating in the form of waves. The amplitude of a wave is the distance from the centre line (or the still position) to the top of a crest or to the bottom. If you represent the sound with ...

One fun and cool thing for ardent audio folks to do is switch the volume of an audio amplifier between levels on a digital panel. Here’s a simple project to help you understand the technology behind ...

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We've seen every manner of touchpad -- multitouch, gesture recognition, no touch, LCD trackpads -- if you can think of it, somebody has probably done a version of it. Take this particular one for ...