List Of Octaves 2023. For example, the frequency one octave above 40 hz is 80 hz. Thus the international standard pitch a above middle c vibrates at 440 hertz (cycles per second);

So, say for example that we have a note with a frequency of 220 hz. Gnu octave, software zur numerischen lösung mathematischer probleme; Octave, musikalbum der band the moody blues (1978);