Returns the frequency (in hertz) of a MIDI note value.
The MIDI note to convert.
The frequency used as a reference for tunings. Value must be the tuning for A4. Default is 440.
If you don't know what a reference tuning is, it is recommended you keep it as the default.
Argument note must be a valid MIDI note.
note
Returns the frequency (in hertz) of a MIDI note value.