Re: [CAD_CAM_EDM_DRO] Servo systems (was: re:cleaning, lovejoy, black box tach....)

Jon Elson wrote:

>
> I'm getting great performance at 1 KHz from the CNC control, but
> about 3-4 KHz bandwidth on the velocity loop.

So what do you suppose is the real small signal bandwidth of the system you are controlling? This may not be correct thinking but
for instance if you feed the servo a 1 mm pk to pk sine wave ... where does it roll off?

Dave