On Sun, 18 Oct 2020, John Dammeyer wrote:

Way back in 2003 I started a project to control the surplus tread mill motors I 
had acquired.  At that time I was still just casting parts for making my 
Gingery Lathe and thought about making my own DC Servo motor controller.

http://www.autoartisans.com/MotorDrives/MOTOR1-5.JPG

The first prototype had a bunch of problems and then regular paying work took 
over, I needed the bench space and never revived the project.
http://www.autoartisans.com/MotorDrives/REVA0059.JPG

The controller was the MC33030

http://www.autoartisans.com/MotorDrives/MC33030-D.pdf

Knowing what I know now I'd never use this device but back then...

i have a 1 hp treadmill motor i need a controller for
in view of you past experience what would you use now


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