Musical note standardised at 440 Hz, lying in the octave containing notes from C (middle C) to B. The lowest note on most pianos is A, the highest C. The MIDI system for electronic musical instruments and computers uses a straight count starting with note 0 for C at 8.1758 Hz up to note 127 for G at 12,544 Hz. A written note can also have a note value, a code that determines the note's relative duration. In order of halving duration, they are: double note (breve); whole note (semibreve); half note (minim); quarter note (crotchet); eighth note (quaver); sixteenth note (semiquaver).;
Thirty-second note Thirty-second note In music, a demisemiquaver (British) or thirty-second note (American) is a note played for of the duration of a whole note (or "semibreve"). It lasts half as long as a sixteenth note (or "semiquaver") and twice as long as a sixty-fourth (or "hemidemisemiquaver"). Thirty-second notes are notated with an oval, filled-in note head and a straight note stem with three flags or beams. A single thirty-second note is always stemmed with flags, while two or more are usually beamed in groups. As with all notes with stems, thirty-second notes are drawn with stems to the right of the