With Elastico Pen Holder ( http://www.thingiverse.com/thing:671711 ) i verified the possibility to draw a PCB. The STL model rappresent a 4 PWM current limiter circuit ( file esported by Fritzing in SVG format ). In the video below i show the steps. I hope to be helpful !
LampPCBV033ok.STL | 2.8MB |