Most recently, we’ve seen VU meters circle back around to have a bit of a retro vibe in this awesome Arduino-controlled LCD VU meter built by [mircemk].

The Arduino then measures the voltage on those inputs and feeds the necessary commands to the PT6314 driver to update the display. The resulting VU meter has 38 bars per channel, and is highly ...

This one caught my eye on twitter, the Arduino Audio Meter - an Arduino-based device described as spectrum analyser and guitar pedal in one... It's based on the Uno board, to be precise, fitting ...