I was bored over winter break and had these parts laying around... so I built her a "Button Box" based around an Arduino. Open source, hackable, and made by hand.

When the Arduino code sees the button getting pressed, it brings the corresponding LED pin high and starts a fade out timer using the SoftPWM library by [Brett Hagman].

Morse code used to be widely used around the globe. Before voice transmissions were possible over radio, Morse code was all the rage. Nowadays, it’s been replaced with more sophisticated tech… ...

There’s a power-switch where the LED lights up when a power source is connected, so I don’t leave a LiPo in it. There’s a play/stop button, and a barrel jack on the back for wall power.

Thorin Klosowski DIY musical instruments are their own thing entirely, but if you're looking for a place to start, Adafruit has a guide to building your own MIDI controller using an Arduino.

His new creation is Arduino-based and allows you to mute a TV’s audio based on certain keywords or phrases. The little device uses a Video Experimenter Shield, which is placed on top of the ...