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Scale 2925: "Diminished"

Also known as: Modus conjunctus, Messiaen mode 2 inverse, Whole-Half step scale, Auxiliary Diminished, Arabian A


i = imperfections

Tones8 (octatonic)
Pitch Class Set{0,2,3,5,6,8,9,11}
Forte Number8-28
Rotational Symmetry3, 6, 9 semitones
Interval Spectrump4m4n8s4d4t4
Hemitonia4 (multihemitonic)
Cohemitonia0 (ancohemitonic)
prime: 1755
Deep Scaleno
Distribution Spectra<1> = {1,2}
<2> = {3}
<3> = {4,5}
<4> = {6}
<5> = {7,8}
<6> = {9}
<7> = {10,11}
Spectra Variation0.5
Myhill Propertyno


Modes are the rotational transformation of this scale. Scale 2925 can be rotated to make 1 other scales.

Scale 1755Octatonic


The prime form of this scale is Scale 1755

Scale 1755Octatonic


The octatonic modal family [2925, 1755] is the negative of the tetratonic modal family [585, 1170]


The inverse of a scale is a reflection using the root as its axis. The inverse of 2925 is 1755 

Scale 1755Octatonic

Nearby Scales:

These are other scales that are similar to this one, created by adding a tone, removing a tone, or moving one note up or down a semitone.

Scale 2927
Scale 2921
Scale 2923
Scale 2917Nohkan Flute scale
Scale 2933
Scale 2941
Scale 2893
Scale 2909
Scale 2861
Scale 2989Bebop Minor
Scale 3053
Scale 2669Jeths' mode
Scale 2797
Scale 2413Locrian nr.2
Scale 3437
Scale 3949
Scale 877Moravian Pistalkova
Scale 1901

This scale analysis was created by Ian Ring, Canadian Composer of works for Piano, and total music theory nerd. The software used to generate this analysis is an open source project at GitHub. Scale notation generated by VexFlow, and MIDI playback by MIDI.js