Sometimes the simplest things in life are the most beautiful. [The Tweaker] has soldered an LED circle on the top of an ATmega328P chip, and it looks great. Using nothing more than some solder, wire, ...
Looking for an easy way to manage wire when prototyping PCBs? Ever consider using a mechanical pencil to dispense it? Turns out, it works pretty well — and all you need is a 3D printed attachment!