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.

WS2812 matrix and Arduino Pro-Mini pocket insert. Contribute to AveryBrock/Arduino-Pocket-VU-Meter development by creating an account on GitHub.

If you’ve ever wanted to make your own VU meter but were scared off by the signal process you need to study this tutorial. The one drawback to the hardware choices made here is that there are ...