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Show"N"Tell ( Your Machines) / Re: 3rd try is the charm Mach3 Controllable PWM Spindle Motor Controller
« on: January 23, 2011, 03:56:46 PM »
What frequency are you able to use with this circuit on the PWM setting in mach? I made a similar setup for a buddy using a DC SSR. The problem with the SSR is the frequency. and lower speeds you notice the lower frequency. Wondering how this performs.