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.

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

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.

My project is a button controlled siren with different LED transitions. You can change the siren sound with each press.

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

A discussion about digital sound synthesis.

With a bigger screen come more possibilities.

My project is a piano of four sounds that uses things that we find at home, bananas.

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

This project can sense a sound level using mic, convert that sound into its corresponding dB, and then upload it to the cloud.

Detecting DTMF encoded digit by capturing mic input with an Arduino Uno.

Countertop lighting? No problem!

The project is a prototype of a keyboar that has the learning of the braille symbols for letters and numbers as main goal.