Pen plotters are popular builds amongst DIY CNC enthusiasts. They’re a great way to learn the fundamentals of motion control and make something useful along the way. In that vein, [Maker101] has ...

This pen plotter tosses the expected Cartesian methodology we would typically expect in favor of this polar system. The first prototype that [André] built was a good proof of concept. A pen ...

A type of pen plotter that wraps the paper around a drum with a pin feed attachment. The drum turns to produce one direction of the plot, and the pens move to provide the other. The plotter was ...