Simply use the Arduino to control the servo motors Each of the servo motors has a single string with it. The rotation of the servo change the location of the intersect points to make different Line-Patterns

more Info:
pandalabccc.blogspot.com/2011/03/stringpattern-arduino-servo.html

Loading more stuff…

Hmm…it looks like things are taking a while to load. Try again?

Loading videos…