(...) In the document (URL) find a paper-disk with grey gradient. The document was part of my presentation at the 2005 Annual Robolab Conference in Austin/TX. There was a second part (URL) don't remember, if those documents ever have been available (...) (18 years ago, 20-Jan-07, to lugnet.robotics.nxt)
(...) Thanks for the technical details, Claude. It's going to take me some time to get through this! Rafe (18 years ago, 21-Jan-07, to lugnet.robotics.nxt)
