That and an Arduino can make a simple and easy plotter. Just ask [JimRD]. You can also watch it do its thing in the video below. Of course, servos aren’t usually what you use in a plotter.

Instructables member Patrick Panikulam has created a versatile wireless Arduino pen plotter and laser engraver, powered by an Arduino UNO microcontroller ...

An interesting Arduino project has been published to the Instructables website showing how an Arduino CNC shield and controller has been used to create an awesome 3 axis Arduino CNC plotter. The ...

That and an Arduino can make a simple and easy plotter. Just ask [JimRD]. You can also watch it do its thing in the video below. Of course, servos aren’t usually what you use in a plotter.