21. Dashes after a note lengthen it, each dash by the length of a quarter note . 22. The B section is somewhat calmer, using alternating half and quarter notes over waltz accompaniment. 23. The randomly accentuated quarter notes sound percussive and horn-like. 24. Their subjects are typical ricercar subjects : slow, sustained, moving in whole, half-and quarter notes . 25. Played as three crotchets ( quarter note ) and a minim ( half note ). 26. In church he learned that music is about more than quarter notes , arpeggios and technique. 27. The instrumentalist then accelerates again until the time lag is increased to a quarter note . 28. Clock events are sent at a rate of 24 ppqn ( pulses per quarter note ). 29. Roland equipment uses 24 pulses per quarter note ( PPQN for short ), known as Sync24. 30. Similarly, three triplet eighth notes ( quavers ) are equal in duration to one quarter note .
