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Motors

Look Ma, No Hands!

Not all systems have position or velocity sensors. In those cases, consider using a stepper motor to effect sensorless control. In my most recent columns…

Hijacked!

To read original PDF of the print article, click here. Spectra Hijacked! Don Morgan Reader questions prompt a more basic treatment of PWM and motor…

Field-oriented control

To read original PDF of the print article, click here. Spectra Field-Oriented Control Don Morgan Three-phase motors require proper care and feeding. Field-oriented control makes…