DIY digital VU meter with analog vibes

Reading Time: 2 minutesA volume unit (VU) meter is a simple gauge that indicates the amplitude of an audio signal, so higher decibels move the needle further. They’re common in the field of audio engineering and music production, with traditional VU meters being analog. But tuning an analog gauge is a challenge, so Mirko Pavleski designed a VU […]

A flask of goo that moves to the groove

Reading Time: < 1 minuteArduino Team — August 1st, 2021 Ferrofluid is an interesting substance that is attracted to a magnetic field. While manually playing with a flask of such goo is interesting for a few minutes, GreatScott! had other ideas. His 3D-printed rig arranges a half-dozen custom electromagnets on the side of the flask. This allows an Arduino Nano to […]