Amazon.com: Brook PS4+ Fighting Board with Audio - Pre-installed Header Version, Compatible with Switch PS4/ PS3/ PC(X-Input) to Arcade Stick, Support UFB-UP5 : Video Games
The uTracer, a miniature Tube Curve Tracer / Tester.
HowTo: pxlBlck - Build your own pxlBlck_8x8 - Nerdiy.de - Nerdy DIY HowTo's about electronic, 3D-printing and more.
Populated boards: an update on where we are - Raspberry Pi