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Vocabulary : A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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Quadrature Response

Another name for the imaginary part of the frequency response function.

Quasi-Periodic

A quasi-periodic signal is a deterministic signal whose spectrum is not a harmonic series, but nevertheless exists at discrete frequencies. The vibration signal of a machine that has non-synchronous components resembles a quasi-periodic signal. In most cases, a quasi-periodic signal actually is a signal containing two or more different periodic components.

 

Vocabulary
Acoustic Measurements and Mapping
Compliance Shapes
Data Analysis
Data Reduction
Fiber Optic Accelerometers
Generator and Noise Vibration
Load Cells
Modal Analysis
Nuclear HQPT Repair and Calibration
Operational Deflection Shapes (ODS)
Remote Monitoring
Steam Turbine
Steam Turbine Bucket Vibration
Strain Measurements
Structural Vibration
Telemetry