What is Frequency Response?

Definition

A measure of how a system's output amplitude and phase change across a range of input frequencies. Frequency response analysis is used to evaluate and tune the bandwidth and stability of servo drive control loops.

Related Terms

Bandwidth

The range of frequencies over which a control system or amplifier responds effec...

Crossover Frequency

The frequency at which the open-loop gain of a servo control system equals unity...

Servo Tuning

The process of adjusting gain, bandwidth, and filter parameters in a servo drive...

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