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Scale 669

Scale 669, Ian Ring Music Theory

i = imperfections

Tones6 (hexatonic)
Pitch Class Set{0,2,3,4,7,9}
Forte Number6-Z47
Rotational Symmetrynone
Hemitonia2 (dihemitonic)
Cohemitonia1 (uncohemitonic)
prime: 663
enantiomorph: 1833
Deep Scaleno
Interval Vector233241
Interval Spectrump4m2n3s3d2t
Distribution Spectra<1> = {1,2,3}
<2> = {2,3,4,5}
<3> = {4,5,6,7,8}
<4> = {7,8,9,10}
<5> = {9,10,11}
Spectra Variation2.333
Myhill Propertyno


Modes are the rotational transformation of this scale. Scale 669 can be rotated to make 5 other scales. The 1st mode is itself.

2nd mode:
Scale 1191
Scale 1191, Ian Ring Music Theory
3rd mode:
Scale 2643
Scale 2643: Raga Hamsanandi, Ian Ring Music TheoryRaga Hamsanandi
4th mode:
Scale 3369
Scale 3369, Ian Ring Music Theory
5th mode:
Scale 933
Scale 933, Ian Ring Music Theory
6th mode:
Scale 1257
Scale 1257: Blues scale, Ian Ring Music TheoryBlues scale


The prime form of this scale is Scale 663

Scale 663Scale 663, Ian Ring Music Theory


The hexatonic modal family [669, 1191, 2643, 3369, 933, 1257] is the negative of the hexatonic modal family [363, 1419, 1581, 1713, 2229, 2757]


The inverse of a scale is a reflection using the root as its axis. The inverse of 669 is 1833

Scale 1833Scale 1833, Ian Ring Music Theory


Only scales that are chiral will have an enantiomorph. Scale 669 is chiral, and its enantiomorph is scale 1833

Scale 1833Scale 1833, Ian Ring Music Theory

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 671Scale 671, Ian Ring Music Theory
Scale 665Scale 665: Raga Mohanangi, Ian Ring Music TheoryRaga Mohanangi
Scale 667Scale 667, Ian Ring Music Theory
Scale 661Scale 661: Major Pentatonic, Ian Ring Music TheoryMajor Pentatonic
Scale 653Scale 653: Dorian Pentatonic, Ian Ring Music TheoryDorian Pentatonic
Scale 685Scale 685: Raga Suddha Bangala, Ian Ring Music TheoryRaga Suddha Bangala
Scale 701Scale 701, Ian Ring Music Theory
Scale 733Scale 733, Ian Ring Music Theory
Scale 541Scale 541, Ian Ring Music Theory
Scale 605Scale 605, Ian Ring Music Theory
Scale 797Scale 797, Ian Ring Music Theory
Scale 925Scale 925: Chromatic Hypodorian, Ian Ring Music TheoryChromatic Hypodorian
Scale 157Scale 157, Ian Ring Music Theory
Scale 413Scale 413, Ian Ring Music Theory
Scale 1181Scale 1181, Ian Ring Music Theory
Scale 1693Scale 1693, Ian Ring Music Theory
Scale 2717Scale 2717, Ian Ring Music Theory

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