Harmonic scale It was invented by Wendy Carlos and used on three pieces on her album "Beauty in the Beast" (1986): "Just Imaginings", "That's Just It", and "Yusae-Aisae". Versions of the scale have also been used by Ezra Sims and Frans Richter Herf. Though described by Carlos as containing "144 [= 12] distinct pitches to the octave", the twelve scales include 78 (= ) notes per octave. Technically there should then be duplicates and thus 57 (= 78 − 21) pitches (21 = ). For example, a perfect fifth above G (D) is the major tone above C. Harmonic scale The Harmonic
Jazz scale For a C7 chord, the C melodic minor scale starting from B (C enharmonically) produces the C altered dominant scale enharmonically. This scale is also called the superlocrian scale, as it is indeed reminiscent of a locrian scale with a flattened 4th, but it is usually regarded as that of major quality. Another name for this scale is the diminished-wholetone scale because the first tetrachord is that of a (half, whole) diminished scale and the second tetrachord is whole-tone. The bebop scale is used most often. Jazz scale A jazz scale is any musical scale used in jazz. Many "jazz