11/05/2013
IR line tracking sensor system is operational. See attached video.
Started this project from a Hobby King kit with no manual. Put the parts together and wrote an obstacle avoidance program. The original design provide no differentials so the four wheels have to fight with each other most of the time. The two rear wheels were removed and replaced with a caster ball. Since then the operation has been smooth.
This is a companion discussion topic for the original entry at https://community.robotshop.com/robots/show/4wfight-to-3wslide