Superposition of Sound Waves

Learning Intentions

To learn how sound waves combine to form complex sounds


Jeff Regester – Acoustic Beats (1:26)

What is a Fourier Series? (Explained by Drawing Circles) – Smarter Every Day 205 (8:24)


Sine Wave to Square Wave using Fourier Series (1:03)

Brek Martin – Fourier Series Animation (Square Wave) (2:26)

Fourier series can be used to simulate an instrument electronically.

Additive synthesis: building sounds with sine waves (watch 4:32 to 5:26)