Will Cogley on MSN

I built a 16 channel servo tester with Arduino and 3D printing

I Built A 16 Channel Servo Tester With Arduino And 3D Printing. A simple idea turned into one of my most useful DIY tools.
Geeky Gadgets

Monitor exactly how much 3D printing filament you have left

3D printing enthusiasts interested being able to monitor just how much 3D printing filament they have left on their spools. Might be interested in an new Arduino project that allows you to easily see ...