This is an old project that uses pulseaudio on Linux to receive real time loudness of playing audio. It is then sent to an Arduino and is shown on WS2812 LED strips. The project uses an Android app to ...

My name is Avery Brock and I am currently a Freshman at the University of Idaho majoring in Electrical Engineering. I have been interested in electronics and science from a very young age and I have ...

Looking for a digital recreation of the classic analog volume unit (VU) meter? If you’ve got an Arduino, a few passive components, and a SSD1306 OLED, then [mircemk] might have the answer for you. As ...

Last month we featured a project that aimed to recreate the iconic mechanical VU meter with an Arduino and a common OLED display. It was cheap and easy to implement, and promised to bring a little ...