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Mirolo Networked LED Matrix Display for Digital SignageView Instructable »
Good idea. Since the WS2812 LEDs are chainable you could put a complete secocondary ring in the tip of the dome or even use the ring instead of the LED strip. The reason why I went for the flexible string was that I wanted the LEDs to face sideways but that's all personal preference.
Quiz Game Buzzers (Arduino / RGB / I²C )View Instructable »