MiniScsi
Servos
Controllers from
Scott Edwards
See also:
SVS Kits
Free information
Scott Edwards
http://www.rentron.com/servo.htm
http://www.verinet.com/~dlc/botlinks.htm
http://www.electronic-testbench.com/lib/motors.htm
Ton of organized excellent links to motor/driving info of all types.
The Digital Command Control system from model trains
Gear Suppliers
http://www.nordex-inc.com -$20 minimum order
http://www.sdp-si.com - $50 minimum order
http://www.wmberg.com - The old standby
http://servolink.com - Online drive design (Great!)
http://www.smallparts.com - $20? minnimum order
http://www.mcmaster.com/