The coaster is made up of six layers of laser cut acrylic. The top and bottom layer are cut out of clear acrylic, providing a flat surface for the coaster. A top pattern layer made of pearl acrylic has a thin piece of vellum put underneath it to provide diffusion for the LED strip sandwiched inside.
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You can buy small modules with capacitive touch detection ICs — most often it’s the TTP223, a single-button capacitive model with configurable output modes.
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Solar lights are a popular garden decoration. Of course, they’re available cheaply from most hardware and garden stores, but if you’re more of the DIY type, you might like to build your own. [opengreenenergy] has done just that, using recycled materials for a cheap and simple design.
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Behold! This is a 35×7 RGB matrix display powered by a Raspberry Pi Pico and a bunch of WS2812B LEDs (Neopixels). I’ve never see anything quite like it on the internet before, hopefully I’m the first!
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Addressable LED strips, most commonly using the WS2812B, have revolutionized the pursuit of the glowiest and flashiest of builds.
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My goal with this project was to make some good looking wall lamps for my new bedroom.
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Sleep schedules are an early casualty in the fight to be productive. Getting good sleep is an uphill battle, so anything that can help us is a welcome ally.
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If you just came down in the last shower, you’re probably used to living in a world where LEDs are cheap, awesome, and practically everywhere.
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