Octatonic scale scale" . The twelve tones of the chromatic scale are covered by three disjoint diminished seventh chords. The notes from two such seventh-chords combination form an octatonic collection. Because there are three ways to select two from three, there are three octatonic scales in the twelve-tone system. Each octatonic scale has exactly two modes: the first begins its ascent with a whole step, while the second begins its ascent with a half step (semitone). These modes are sometimes referred to as the "whole step/half-step diminished scale" and the "half-step/whole step diminished scale", respectively. Each of the three distinct scales can
Blues scale the sound and feel of the blues scale as "funky," "down-home," "earthy," or "bluesy." The blues scale is also used in other genres to reference the blues idiom. Blues scale The term blues scale refers to several different scales with differing numbers of pitches and related characteristics. The hexatonic, or six-note, blues scale consists of the minor pentatonic scale plus the 5th degree of the original heptatonic scale. This added note can be spelled as either a 5 or a 4. \override Score.TimeSignature #'stencil = ##f \relative c' { </score> A major feature of the blues scale is the use