1. P

    Variable Frequency Drive - Optimum lathe VFD problems - irregular, stuttering speed

    Hi Folks, this is a preliminary, looking for anyone who has come across a similar issue before, before I start trying to reverse engineer the PCB etc. (Which I'm not a big fan of as it would really need live testing.) I have a 230V AC 50Hz (single phase) Optimum Lathe, which has a variable...
  2. reharik

    Proper motor controller for treadmill motor

    Hi, I'm pretty new at this. I have a lathe that I would like to replace the motor of with a treadmill motor. The motor I purchased has this description 1.75 HP Continuous Duty @ 90 VDC Amps 15 4200 RPM @ 90 VDC I have read about someone doing the old treadmill motor conversion on a lathe...