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  1. Almost-retired

    ACHIEVE LOW ESR CAPACITORS...

    This still doesn't, and nowhere in this thread has it been mentioned exactly what the definition of ESR is. Simply put, its the Equivalent Series Resistance, the equ of sticking a resistor in series with the capacitor. This is, or was 10 years ago, a difficult to measure item, and often the...
  2. Almost-retired

    3-Axis Stepper Controller

    Well, since I posted that, and didn't get a reply until now, I've since found some motor drivers that are probably even better for about $18 a channel at http://www.futurlec.com. The SMCCV2. Ready made cards, just mount, move the input jumpers, and cable them all together 3 to the cable...
  3. Almost-retired

    3-Axis Stepper Controller

    Greetings from a noobie; I found the 3 axis controller board kit thru a google search thats made, or was made, by [email protected], and which looks to be exactly what I need for the controlling of a micro-mill. Unforch, it appears [email protected] seems to have an overloaded mailbox, has...
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