The precise meaning of the term ‘servo’ in the context of motors and drives is difficult to pin down. Broadly speaking, if a drive incorporates ‘servo’ in its description, the implication is that it ...

From single-cable systems to energy-harvesting encoders, new feedback device features improve accuracy, reduce downtime and ...

While current control and PWM switching play the most direct role in driving brushless DC motors, the motion profile and ...

This article originally appeared on Heidenhain.us and has been published here with permission. Servo motors are electric motors that let engineers and designers precisely control position, velocity ...

The International Electrotechnical Commission (IEC) defines a servo device as “an adjustable-speed AC power drive system that includes an AC motor integrated by feedback, a converter, and control, ...

A growing number of manufacturers are saving time and money by testing, diagnosing and even repairing servo motors in-house. We look at the expanded role of encoder test systems and present one ...