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  1. dseman

    miter saw speed control, 120vac, ac-only, brush motor

    Jbartos, Thanks for the reply. Two questions: 1.) I thought VFD would only work with a 3phase motor, this is 1-phase, 120vac. Are you saying that VFD would work here as well? Any idea for manufacturers and cost for this application? 2.) I believe that with a small muffin fan located at the far...
  2. dseman

    miter saw speed control, 120vac, ac-only, brush motor

    Guys, I have a Dewalt 12" miter saw that uses a 120vac,single-phase, brush type motor. It turns at 4000rpm, which is fine for wood cutting. I want to reduce the speed to 1700rpm, maintain the torque, and with a blace change, cut metal with it (similar to dry-cut saws). I've tried a router...

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