Hundred twenty-eighth note Hundred twenty-eighth note In music, a hundred twenty-eighth note or semihemidemisemiquaver or quasihemidemisemiquaver is a note played for of the duration of a whole note. It lasts half as long as a sixty-fourth note. It has a total of five flags or beams. Since human pitch perception begins at 20 Hz (1200/minute), then a 128th-note tremolo becomes a single pitch in perception at quarter note ≈ 160 bpm. A single 128th note is always stemmed with flags, while two or more are usually beamed in groups. Notes this short are very rare in printed music, but not unknown. One reason
Symphony No. 5 (Vaughan Williams) minims in a fast 3/4 time, then minims for four bars, which create hemiolas and then crotchets. This gives the illusion that the music is accelerating, and so the pulse does not settle. When the melodic line begins, the music is divided into five bar phrases. A sense of stability is established when the theme is repeated by the viola and double bass in stable two bar phrases. However the violins enter with phrasing that does not conform to either pattern, thus adding more confusion. Using this rhythmic phrasing, the dorian line played on the violins and the aeolian woodwind