Cheapish Chinese Variable Speed Brushless Spindles and Variable Frequency Drivers or Inverters (VFDs) are common and easily available on the internet and are an attractive alternative to the cheaper trim routers often used by default on hobby CNCs... Like with most things there are pros, cons and dangers. So to save you the pitfalls, I've made a easy to follow "How to guide" in PDF format. Stay Safe.
Chinese Spindle & VFD Setup 2016-11-16
Making sense of setting up a Chinese Spindle & VFD without the grief.