it's a stepper controller with heat/voteage protection and a way to lower heat when steppers are holding or low rpm. but not mid/full speed rpm. . at a higher cost of 165 bucks. So it's kind of cool but really not a big deal when compared to the 210 drive. check the yahoo groups for more info..
Last edited by sendkeys; 12-14-2004 at 05:29 PM.
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