Having soldered one end of a wire to a switch, you move on to the next step in your hack, soldering the other end of the wire to the more temperature sensitive pin 11 on the 6847 video chip. You set ...

A device that even DIY enthusiasts don’t usually think to DIY is the humble soldering iron. Yet, that’s exactly what one Hackaday.io user did by building a USB-powered soldering pen with better ...