3D printers have become incredibly cheap ... play machine that works every time in any environment, avoid clones of Arduino based boards or other products that use cheap usb-to-serial bridge ...

In this series, I will be building a single propeller spherical drone which will be controlled via an Arduino. I have ...

I build robots that move, blink, and sometimes even creep you out. From animatronics to 3D printing experiments, I fuse ...

but 500g is pretty healthy for a 3D printed unit. On the electronics side of things, a bog standard CNC shield hosts A4988 or DRV8825 stepper driver modules and sits atop an Arduino Mega2560.