DTMF decoder without an 8870.

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

DIY Amazon Echo using Arduino that can control house lights, tell you the time, play music and even get the weather status right now.

This is a another version of a music LED strip using Arduino Nano and an Electret Mic/Max4466 Amplifier.

pedalSHIELD UNO is an Arduino UNO programmable guitar pedal. You can create your own effects and digital sounds.

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

This project is using my MusicWithoutDelay library to play multiple sounds at the same time.

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

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

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.

Musical instrument for multiple users – with Arduino, nRF24L01, MPR121 and MPU-6050 connected to Pure Data Vanilla.

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.

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

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

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

8,000 RPM motor with a guitar pick! Crazy! You will shred faster than any other guitarist!

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

It is the amazing RGB LED desk light. It will be reacting on the surrounding sound and music and will be playing like a visualizer.

Translation of Morse code to text.

Discover how to make an I2S Theremin based on the new Arduino I2S library.

Build an "invisibe" expression pedal for your guitar with MCP41010 and Arduino Nano. It's awesome and simple. May the funk be with you.

One day I thought to myself, I need more protein in my life. Also music. And I was like, yeah an egg step sequencer will do.

Weekend project: Building a DIY piano learning & tutoring system.

Piezos used as contact microphones to activate LEDs and shine lights through Samba drums.