Listen to each of the signals again by clicking on the waveform.

sinef.jpg squaref.jpg

sawf.jpg beatsf.jpg

Do they sound like they are the same note (pitch) ? (they should)

Do you hear a connection between the sound and the wave? (I don't)

Maybe the time domain waveform isn't that best way to get such a connection.


MATLAB

These were generated with MATLAB. Click here to see the code.
Go back up a level to continue.


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McClellan, Schafer, and Yoder, Signal Processing First, ISBN 0-13-065562-7.
Prentice Hall, Upper Saddle River, NJ 07458. © 2010 Pearson Education, Inc.