Table of Contents
Intro to Fourier Analysis
The Fourier series
Sound spectrum
Types of periodic waveforms
Amplitude modulation (AM)
Frequency modulation (FM)
Periodic nonsinusoidal signals
Harmonic series
Compound signals
Pulsed sine wave (frog or insect)
Fourier analysis of aperiodic signals
Finite sounds and Fourier ëlobesí
Fourier ìwindowsî
Digitizing sound
Aliasing
Fourier window size and bandwidth
Time-frequency uncertainty
Sound spectrum ìwaterfallî
Sonagram
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Author: Jerry Wilkinson
Email: wilkinso@umd.edu
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