Smaller pen, smaller rows. This drawing took about 80 minutes? Printed in one single line, without stopping. Based on Sandy Noble’s Polargraph: www.polargraph.co.uk/
Built with: Freeduino
Adafruit Motor Shield
200 step nema 17 steppers (Adafruit)
3D Printed gears
3D printed gondola
3D Printed motor brackets
3D Printed Parts here: www.thingiverse.com/thing:12557 I printed mine on a MakerBot
Compared to the second generation test: www.flickr.com/photos/jabella/6248277850/in/photostream
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