I made one for roughly $100 USD from an Arduino, steel rods, some stepper motors, and some 3D printed parts.
Having an existing 3d printer is a bit “draw the rest of the owl” for this, but being able to extend and modify a device like a pen plotter is pretty nice.
Having an existing 3d printer is a bit “draw the rest of the owl” for this, but being able to extend and modify a device like a pen plotter is pretty nice.