This Arduino project uses LEDs to show how loud a sound is. As the sound level increases, more and more LEDs light up, creating a visual representation of the audio. How it works? The MAX9814 ...

This project presents the design, implementation, and evaluation of an Arduino-based mini sound level meter. The device provides accurate dBA measurements reflecting the sensitivity of human hearing ...

Lucía Garbo has created an Arduino powered noise pollution monitor, powered by an Arduino Mega micro-controller and housed in a 3D printed case. Other components include a SparkFun Sound Detector and ...

Samuel is a UK-based technology writer with a passion for all things DIY. Having started businesses in the fields of web development and 3D printing, along with working as a writer for many years, ...