I've spent the last couple of weeks getting myself up and running with one of Lyen's famed controllers. I've detailed my experiences in my blog/upgrade guide for the benefit of anyone else who might be considering getting this or any other quality controller.
Part One: http://zenid10.wordpress.com/2011/04/04/ohmless-and-angry
Part Two: http://zenid10.wordpress.com/2011/04/10/50-at-50-amps
