With the continuing manufacture of new computers, there is a clear and obvious trend of the parallel port becoming less and less common. For our younger readers; the parallel port is an interface ...

The open-source grbl project has produced software that allows an Arduino to control a three-axis CNC machine – it is the software within ‘3018’ and related low-cost Chinese-made CNC desktop routers.

If you’re building a CNC machine from scratch, the number of decisions you have to make is nearly boundless. Metal or wood construction? Welded or bolted? Timing belts or lead screws? And even once ...