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

An electronic keyboard with 7 piano keys, programmed to Middle B/A/G/F/E/D/C, and an 8th button used to access a menu of preset songs.

This project uses an Arduino, a drawn keyboard using lead pencil, a paper, and a speaker.

VFO/RF generator for use in homebrew radio equipment such as direct conversion and superheterodyne receivers or ham transmitters.

We're showing how to use KY-038 Sound Sensor using Arduino. You can control LED by clap with the help of Arduino and sound sensor.

For a digital Christmas, let your Arduino play songs with a piezo buzzer.

It detects a beat in a line level audio signal.

Arduino-based digital hardware synthesizer modules. Goal was to design something to be cheap and super easy to build. First iteration.

This is an easy how-to make a mini-piano using Arduino, including a preset song!

Choose a song with your remote and Arduino will play it. On the monitor will appear the musical note played.

Translation of Morse code to text.

An update of the older version of the keyboard. Now it doesn't require switches on your breadboard, you can use your pc keyboard.

As a musician and music passionate, this little Keyboard is my first (but not last) Arduino project. Hope you have fun with it :)

Controls a few LEDs using an Arduino and Speech Recognition.

Imitate musical instruments and make music with an Arduino and only few external components!

Simple FM radio based on RDA5807M module and Arduino Pro Mini 3.3V.

From Siri to Amazon's Alexa, we're slowly coming to terms with talking to machines. Build your own voice command device with this tutorial.

8Bit Digital Delay / LO-FI Bitcrusher / Reverse Speech DSP Pedal Effects for Guitar, Voice, Synths, etc.

Easy and intuitive serial MP3 player. How to use this inexpensive device with your Arduino?

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

If there was an Avengers game for Atari 2600, the soundtrack would sound like this...

Visualize sound frequencies spectrum with an OLED 128x32 display, Arduino Nano 33 BLE and an electret microphone amplifier (MAX9814).

Build a real, playable theremin music instrument. The theremin is played using two antennas without physical contact.

A theremin made out of two ultrasonic sensors.