Monthly archive of September, 2009

We don’t need no documentation
We don’t need no source control
No dark sarcasm in the conf-room
Hey! PMs! Leave them devs alone!
All in all it’s just another line of dumb code
All in all you’re just another line of damn code

Natural or instrumental sounds usually consist of complex harmonic structure. In this post I’ll try to explore basics of human pitch perception.

According to wikipedia: “Pitch represents the perceived fundamental frequency of a sound”. Let’s try to validate it on a simple example – sample consisting of 4 harmonics – integer multiples of 440Hz: 440Hz, 880Hz, 1320Hz, 1760Hz. Below you can find a recording of the sample repeated four times, each time followed by a single successive harmonic:

Sound followed by each of 4 harmonics

4 harmonics (Timbre file – pitch 440 with 4 harmonics) …read more >>