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Recent content by Nieminen

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    Building an Electric Focuser with NEMA 17 – Driver and Microstepping Selection?

    Hello everyone, I plan to build an electric focuser using a NEMA 17 stepper motor from skysmotor. I'm currently considering the driver and have a few questions for discussion: 1. Which driver is more suitable: A4988, DRV8825, or TMC series? Is there a significant difference in noise level? 2...
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