Wanna add a motor to drive your telescope focuser ? Probably yes and due to the fact that your equatorial mount is not as stable as you expected and just by touching the manual focuser, you get a very ...
Stepper motors use a cogged wheel and electromagnets to rotate the wheel one ‘step’ at a time. Each HIGH pulse sent to the A4988 stepper driver energises the coil, attracting the teeth closest to the ...
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