into a CNC machine: tinkernut
stepper motor on the linear slide:
18 degree step, or 20 step per revolution
each revolution is around 3 mm,
3 / 20 , = 0.15 mm linearly per step
from hypertextbook
CD track is 1.6 um track to track distance, seems to be quite good
from repairfaq and here
three beam optical pickup system:
stepper motor on the linear slide:
18 degree step, or 20 step per revolution
each revolution is around 3 mm,
3 / 20 , = 0.15 mm linearly per step
from hypertextbook
CD track is 1.6 um track to track distance, seems to be quite good
from repairfaq and here
three beam optical pickup system:
Arduino and DVD Bipolar Mini Stepper Motor driven by a L293D Arduino
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