Illuminated 3D Printed Guitar is Ready to Rock

When we think of 3D printed parts for our projects, most of us imagine little bits like brackets and mounting plates. Perhaps the occasional printed project enclosure. But if you’ve got a big custom printer as [Joshendy] does, plus plenty of time, it opens up a whole new world of …read more

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Float Spectrum, a Sound-Reactive Installation

[Sam Kent] and friends built a sound-reactive LED display as part of the Leeds (UK) Digital Festival and exhibited it at Hyde Park Book Club. The installation consists of a grid of 25 tubes, each one made out of four recycled 2-liter bottles equipped with a string of a dozen WS2812B LEDs controlled by a central Arduino.

Connected to the Arduino via USB, a computer running a Processing application analyzes the audio input and tells the Arduino which LEDs to light and when. The red tube in the center responds to bass, the ring of yellow LEDs mids, and the …read more

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