Spindle calibration

[heilcnc]

does anyone know how to use the Spindle calibration in the new lockdown
version of mach3 turn i only have the manual speed control but got my index
working so want to calibrate the rpms thanks

[M250cnc]

Mach3 only uses index now, so there is no calibration to do.

I also suggest you read the Document in the members section about lathe by Rich one of the moderators

Phil