Can you call it a bandsaw if it has neither band nor saw? [WeldingRod1] does, with his entry in the laser contest — a ...
If you’re not aware, there is such a thing as adorable little three digit LCD 7-segment displays. They come in a ten-pin DIP ...
A 4-way intersection traffic light controller built on Arduino, with a live LCD countdown and Serial-adjustable timing — implemented using non-blocking (millis()-based) timing rather than delay().