Here are the materials.
PowerPoint Files:
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Audio/Visual Files – Recommend viewing in Firefox with Sliverlight plugin
NESC Academy Leakage Hanning Window
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Reference: Hanning Window Compenstation Factor
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Matlab script: Vibrationdata Signal Analysis Package
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Data
This file has two columns: time(sec) & accel(G)
Each of the following files has two columns: time(sec) & unscaled sound pressure
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Audio Files
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Python PowerPoint Files
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References
Fast Fourier Transform: The FFT transform is based on the butterfly algorithm: fft.pdf
Bombardier Q400 Turboprop Acoustics
See also:
Turbine Generator Sound & Vibration
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– Tom Irvine
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