No problem; just order a big PCB and some WS2812s ... [elliotmade]’s lead and incorporate fiber optics into your LED matrix. The build starts with a 16×16 matrix of WS2812B addressable LEDs ...
Note the 3D printed separator that goes on top of the LED matrix, and the laser-cut acrylic front panel that covers the diffuser. Most of the components go on the rearmost of the PCB stack ...
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