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Old 4th May 2004, 04:44 PM   (permalink)
Default Robot arm

hi

i am designign a robot arm with a few friends


we are going to use a stepper motor in it


one thing which we are confused on is

that how some intergrated circuits used to drive stepper motors, manage to increase the torque range without the use of series resistors!


can any1 help us?

Thanks
g
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