Chromatic circle "discrete" structure, and there is no obvious way to assign pitch classes to each of its points. A pitch constellation is a graphical representation of pitches used to describe musical scales, modes, chords or other groupings of pitches within an octave range. It consists of a circle with markings along the circumference or lines from the center which indicate pitches. Most pitch constellations use of a subset of pitches chosen from the twelve pitch chromatic scale. In this case the points on the circle are spaced like the twelve hour markings on an analog clock where each tick mark represents
Istrian scale Istrian scale "Istrian scale" refers both to a "unique" musical scale and to the Istrian and Kvarnerian folk music genres which use the scale. It is named for the Istrian peninsula. Genres include "kanat" and "tarankanje"; techniques include nasal tone, variation and improvisation, and resolution to the unison or octave; and instruments include "sopele" shawms, bagpipes, flutes, and "tambura" lutes. It was first named by Ivan Matetić Ronjgov early in the twentieth century, assisting his study and notation of Croatian music. Non-equal-tempered, the scale could approximately be notated as: E-F-G-A-B-C [hexatonic] (see: enharmonic), the first six notes of an octatonic