[Electronoobs] has come up with a DIY portable soldering iron that the adventurous hacker can build themselves. Powered by an ATMega328p pulled out of an Arduino Nano, if offers the same ...

(Check the video below.) Aside from tiny-soldering skills, [Vinod] wrote his own custom bootloader for the AVR-based Arduino. With just enough memory to back up the AVR’s flash, the bootloader ...

While it may seem a bit intimidating at first, most consumer-grade solder equipment is fairly easy to work with, and with ...