For the electronics, the plotter uses an Arduino Uno and ... a standard SG90 servo is used to lift up the arm that the pen is attached to. A small piece of elastic puts tension on the assembly ...

Sure, we see quite a few plotters and other motion machines ... You might ask; if you have a 3D printer, why you wouldn’t just mount a pen on it and call it a day? Well, you could do that ...

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 ...