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 ...

[Reza’s] methodical investigation of this remote controlled outlet let him patch in with an Arduino using a 433 MHz transmitter. This is a single-device unit, but the techniques used here should allow ...

Ever notice how much louder commercials are than the actual program you're watching? Every time a break hits, it's like they're yelling at you about buying their product. Instructables user techbitar ...

This Arduino based MIDI volume pedal is capable of reading the position of an analog pedal, translating the A/D value into the proper numerical range, and sending MIDI signals to a synthesizer. A ...

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I'm happy to flag this one, a new volume of the Arduino Project Handbook. Volume 2 sees twenty-five more beginner-friendly electronics projects, revolving around the Atmel AVR-based Arduino Uno board.