In this lesson we’re going to check out the Sound Sensor Module, aka, KY-038 (perhaps wrongly identified as KY-037). I’ll step through the Elegoo provided tutorial, briefly explain the code, and build ...

The sound sensor allows to detect when the sound has exceeded a set point . The sound or the sensitivity is detected via a microphone which is already inbuilt in the sensor . The sensitivity level can ...

In this project we are going to build a Dog Barking Security Alarm using Arduino Nano, PIR Motion Sensor, and Dog Barking Sound Module.

They’re using a cheap sound sensor module and an Arduino to catch instantaneous photographs, with students caught in the act of popping balloons.