Been lurking for a while! Just brought home a nice 206RB-4 that has seen little use. It has  a 1/2hp 1750rpm clutch motor. I think I got a decent deal at $450. It is sewing great so far but it's pretty fast and hard to go slow with control. Read lots of info on optimizing these beast motors but in the end I think I am going to be best off to go the servo route. Been looking at the Consew CSM1000 as the 3 piece design seems appealing with the control adjustments right out in front for easy a