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I was thinking of using pulleys like this except with v-belt like mactec54.

mactec54,
Very impressive work. I guess that must be an electrically operated brake?

I have boss 5 CNC with a noisy head (the spindle is ok). Since I have a VFD to control the spindle speed, I'd like to replace the vari-speed with a V-pulley set up. Does anyone of recommendations or...

I'm going to use a VFD to control my spindle. Marv, it sounds you may be at the same point I am with the conversion. I have a manual step pulley machine that the VFD drive is currently hooked up too,...

I'm going to use the T1 transformer (the 110VAC supply, not the huge 3phase one) from my boss 5 to power the 203v's. I've wired the transformer for 240VAC but will be applying only 120VAC. This gets...

Will these fit a series 1 vari-speed bridgeport?

Thought this would help for those using ProE (assuming it hasn't posted before)
http://www.me.uvic.ca/~mech410/proe_tutorials.html
http://www.eng-tips.com/viewthread.cfm?qid=196523&page=8
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