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.

You’ll learn how to use the KY-037 sound detection sensor with Arduino. You can measure changes in the intensity of sound in an environment.

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.

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

A discussion about digital sound synthesis.

Countertop lighting? No problem!

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