The BrachiGraph project consists out of two parts, the hardware design for a servo-driven drawing arm (pen plotter) and software utilities (written in Python) that allow the drawing arm’s servos ...

A type of pen plotter that wraps the paper around a drum ... The plotter was the first output device to print graphics and large engineering drawings. Using different colored pens, it could ...

He kept the parts, but unlike most of us, he did something with them, building a neat little plotter called the Liplo. Most pen plotters work by moving the pen on two axes, but [Benjamin] took a ...

or to make a pen plotter prompt you to change the pen when a graph uses more colors than the plotter has. Using a Device's Default Colors List If you do not define a colors list with the COLORS= ...