AM in Pure Data & "The kettle's boiling!"
We could use Pure Data to do AM & FM application, and get more direct audio experience when learning modulation.
Depth is used to control the volume and object “knob” is used to change the rate of the modulator. Patch
In some certain configuration, the sound is just like a kettle is boiling, while in other conditions, synthesized sound is like a waiting call.
Try the hyperlink!