BrachioGraph Servo Pen Plotter By Daniele Procida and contributors · Example build · 14 views · 0 remixes A pen plotter made from three hobby servos, two sticks, a clothes peg and a Raspberry Pi, drawn with a small Python library 0SaveRemixCopy link Estimated parts costNo price seen yetDifficultyEasyBuild timeabout an hour (per the author)Parts1 part · 3 pcs Start the assembly guide →