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Message: <blockquote data-quote="dreambox1959" data-source="post: 1138727" data-attributes="member: 314801">For the particular case of the EGIS motor the sensor is at the end of the motor shaft, it produces 6 pulses per revolution at 3000 rpm.At no load the motor turns even faster at 24v and the pulses reach 800nS, the gearing is such that 100 pulses are produced for 1degree (double for me 200 azimuth 400 elevation).When I switch off the motor supply (at low speed) there are still 15 to 20 pulses produced, so I have set a parameter to stop the motor supply 15 pulses before the end point.There is one setting per direction and per axis.In the original controller the value is divided by 10 to be displayed in tenths of a degree, as the error is about 10 points or 0.01 degree it goes unnoticed!</blockquote>