A stereo VU meter built with an Arduino Nano and two NeoPixel LED rings.

Play Super Mario Bros theme song on a piezo buzzer! It’s very simple and fun, and great as a beginner Arduino project.

Playing polyphony Happy birthday theme on Arduino Nano with three buzzers on a single mini breadboard.

I think adding Bluetooth to everything in my life has become a problem, I'm working on it.

Every now and then, we find some cool stuff that we just absolutely have to try for ourselves.

Homemade theremin for a glove using Arduino Nano, light sensor and piezo.

Create your own little disco!

Whats cooler than flashing LEDs? Flashing LEDs to a song with (drum roll please).... a tone!

Music by Fitz and the Tantrums played on 3 piezo buzzers using an Arduino Nano (clone).

Make your own clock module for your modular synthesizer!

Here I've made a playing time counter for these cartridges.