Here are two of the first test-spins of the custom pneumatic wheel-motor for my latest scooter project. The motor is a three-phase brushless outrunner, designed for about 1600rpm at 33V and a peak torque of about 5ft-lbf. The controller is also custom, a 48V/1kW field-oriented synchronous AC drive that still has some software? glitches to work out. More info: http://scolton.blogspot.com/search/label/scooter.