Introduction - If you have any usage issues, please Google them yourself
Frequency Scale Conversion From To f f Scal mel frq2mel mel2frq e mel The scale is based on th e human perception of sinewave pitch. e frq2erb erb rb2frq erb The scale is based on the equivale nt rectangular bandwidths of the human ear. preferentially 2midi midi2frq midi The MIDI standard SPECIFIED s a numbering of semitones with middle C being 60 . They can use the normal equal tempered scale or pythagorean else the scale of just intonation. They will in addition output note names in a char acter format.