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

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

For use in DIY homebrew radio equipment such superheterodyne single/double conversion receiver, SDR, HAM QRP transceivers or RF generator.

This is a project of Radio Receiver LW/MW/SW Stereo FM with RDS, using Arduino Nano, Si473x Radio IC and 1.8in TFT color display ST7735.

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

IR-sensors detect motion of pedal keys and Arduino Due generates MIDI messages.

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.

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

See how an Arduino can be transmit music over AM with only a few lines of code.

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.

An Arduino-based robot drummer. It works with a transistor noise-generator and an arrangement of servos hitting a can and a pair of piezos.

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.

Arduino TEA5767 radio with analog meters for showing frequency and signal strength.

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

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

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

Simple Arduino-based "World Band" radio receiver with very good characteristics.

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.

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

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.