The speed change on the VFD is far handier than what most lathes, and many mills have. Just turn a knob, just like volume on an old radio.
Tool chattering? Just twist the knob to see if different speeds will stop it. Without a VFD you have to stop the cut, shift the gears, start it up again and see what happens.
Static phase converters are pretty much obsolete with the availability of low cost VFDs and inverters. I honestly can't think of one benefit to using one over a VFD. I tossed the phase converters for my mill and lathe over 5 years ago.
I tossed the single phase motor on my bandsaw and replaced it with a 3 phase motor and VFD. No more changing the belt to go from cutting soft to hard materials. Instead of having just 4 speed choices I have totally variable speed control.
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Today's Featured Article - My Ford Golden Jubilee - by Troy Estes. This article is about my '53 Ford Jubilee and a story that starts with taking the tractor to my brother's Starter/Alternator Rebuilding shop for a wiring fix. The generator was shot as well as all the wiring. I dropped off the tractor expecting a transformation from a 6 volt to a 12 volt system utilizing the original generator housing, and a total rewiring of the whole tractor. The front end center pin bushing was worn also so I ask that they replace it if they had time. Well, that�s wha
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