[alsa-devel] is 440 Hz the true harmonic wave

Clemens Ladisch clemens at ladisch.de
Mon Mar 31 09:45:18 CEST 2014

Joël Krähemann wrote:
> Is 440 Hz the true harmonic wave?

440 Hz is a frequency, not a wave.

A single sine wave does not have overtones, so it is not possible to
apply the term "harmony".

I do not understand what you mean with "true".

> Is there a constant for it in glibc, like M_PI?

What would be the use of a definition like "#define HZ_440 440"?


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