Elektronic focuser for Newton or Refractor with 2" dual speed Crayford 1:10

Elektronic focuser with NEMA17 for Newton or Refractor with 2" dual speed Crayford 1:10 for [OnStep ](https://groups.io/g/onstep/wiki/home) telescope goto controller or my Focuser Hand Controller [(FHC)](https://www.thingiverse.com/thing:3384824).

Wiring diagram and PCB on [EasyEDA](https://easyeda.com/hujer.roman/Focuser-with-NEMA17)

FreeCad source code on [GitHub](https://github.com/romanhujer/Elektronic-Focuser-for-Sky-Watcher/blob/master/MyFocuserFreeCad/MyFocuserNema17.FCStd)

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