How-To: Keyboard Breakout Board

If you're building a standalone project with an embedded PC (say, a CNC rig or a MAME cabinet) one of the easiest ways to get instructions to the software is using the PC's baked-in keyboard interface. But if you don't want to actually use a keyboard to control the thing,... Read more »

Beautiful Freeform Headphone Amp

I wrote just last week about British electronics hobbyist Rupert Hirst's method and homemade tools for bending his own aluminum project enclosures. This artfully-soldered PCB-free headphone jack amplifier is his latest project, and it only serves to reaffirm my impression of Rupert as a man with a refined sense of... Read more »