Shopmaster/Shoptask > AC servo conversion on CNC Patriot ...
I have 3 AC servo motors and drives (2 that are nema 34 and 1 that is nema 42) that I thought would be relatively easy to put on the shopmaster in place of the stepper motors. Below are pics of the motors the faceplates and the drives. The motors are Pacific Scientific; 2 with resolver feedback and one with encoder and hall signals. The drives are Pacific Scientific SC903 and SC904 with OC930 ...