To answer the “what kind of printer does it require?” part of the question; Here's the Circuit Scribe pen being used in a pen plotter, in this case to draw an a

To answer the “what kind of printer does it require?” part of the question; Here's the Circuit Scribe pen being used in a pen plotter, in this case to draw an arduino-compatible circuit: http://www.instructables.com/id/Paperduino-20-with-Circuit-Scribe/ http://www.instructables.com/id/Paperduino-20-with-Circuit-S...