Who needs a 1920×1080 OLED display when you can have an 8×8 matrix of LED goodness? That’s the question [Kathy] asked when she built this LED matrix light pen project. It looks simple enough – a ...
Watching a good old-fashioned light show is always a treat. Whether it be a Christmas light show covering a house or an army of drones making patterns in the night sky. Here, however, we have a light ...
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