What is Notch Filter?

Definition

A filter that attenuates a narrow band of frequencies while passing all others. Notch filters in servo drives suppress mechanical resonance frequencies that cause vibration and instability in high-performance motion systems.

Related Terms

Low-Pass Filter

A filter that passes signals below a specified cutoff frequency while attenuatin...

Servo Tuning

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

Resonance

A condition where a system vibrates at its natural frequency with amplified ampl...

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