Chapter 2 Resources


Click here to download the Audacity editor:

Basic Waveforms

These waveforms were created in Audacity. The audio files are 16-bit, 44.1kHz WAV format.

Sine wave at 220Hz

Sawtooth wave at 220Hz

Square wave at 220Hz


Pink Noise

White Noise

Phase Demonstration

This video demonstrates phase reinforcement and phase cancellation. Please wear headphones for the best experience.