can some please check my math i don't think i did it right i need the number to put in the step per unit in motor tuning. i have
1/2 10 TPI at 5 start
this is a #25 chain right on the motor shaft with 9 teeth gear, gear pitch .25and moves 2.25in on full turn or (.44 a for 1in of travel)
motor are 200 step (1.8)
can someone help me please
kevin