One of the bigger problems with any CNC machine or 3D printer is the issue of missed steps when moving the toolhead. If a stepper motor misses a step, the entire layer of the print – and every layer ...

When you think about highly-precise actuators, stepper motors probably aren’t the first device that comes to mind. However, as [Diffraction Limited]’s sub-micron capable micro-manipulator shows, they ...

Our project focuses on improving the control system for an electric-vehicle motor, previously used in a racing competition by the UDA E-Team (short for Universidad del Azuay, Ecuador). This project ...

Meet Charlie and Billy, the most adorable little robots in all the land. Billy, the first iteration, is a combination of 3D-printed parts, an Arduino Leonardo, and dual DC motors to form a hexapod ...