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.

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.

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

With a bigger screen come more possibilities.

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

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

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

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

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

A discussion about digital sound synthesis.

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

Countertop lighting? No problem!

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