80afdo

Revision as of 12:58, 25 February 2024 by BudjarnLambeth (talk | contribs) (Listed the original source of the scales as requested on the XA Discord)

80afdo (arithmetic frequency division of the octave), or 80odo (otonal division of the octave), divides the octave into 80 parts of 1/80 each. As a scale it may be known as mode 80 of the harmonic series or the Over-80 scale.

← 79afdo 80afdo 81afdo →
Prime factorization 24 × 5
Fifth 120/80 (701.955c)

As a higher octave of 5afdo, 80afdo can be used as an over-5 scale in primodality.

Scales


Major: 90/80 - 101/80 - 107/80 - 120/80 - 135/80 - 151/80 - 160/80

(approximated: compromise between 12edo's meantone, 91edo's meantone, and 15-integer-limit JI)


Cosmic: 107/80 - 120/80 - 127/80 - 143/80 - 160/80

(approximated from 32afdo)


Evened Phryigan Dominant Hexatonic: 85/80 - 100/80 - 107/80 - 121/80 - 142/80 - 160/80

(approximated from Compton in 96edo)


Flattened Blues Aeolian Pentatonic: 94/80 - 106/80 - 119/80 - 126/80 - 160/80

(approximated from Compton in 96edo)


Flattened Blues Minor Maj7: 94/80 - 107/80 - 113/80 - 120/80 - 151/80 - 160/80

(approximated from Compton in 96edo)


Flattened Major: 90/80 - 100/80 - 107/80 - 120/80 - 134/80 - 150/80 - 160/80

(approximated from Compton in 96edo)


Roughened Blues Dorian Pentatonic: 95/80 - 120/80 - 136/80 - 142/80 - 160/80

(approximated from Compton in 96edo)


Sharpened Blues Aeolian Pentatonic: 96/80 - 121/80 - 127/80 - 143/80 - 160/80

(approximated from Compton in 96edo)


Sharpened Blues Dorian Hexatonic: 96/80 - 108/80 - 121/80 - 135/80 - 144/80 - 160/80

(approximated from Compton in 96edo)


Sharpened Blues Harmonic Septatonic: 96/80 - 108/80 - 114/80 - 121/80 - 128/80 - 152/80 - 160/80

(approximated from Compton in 96edo)


Sharpened Dorian Harmonic: 90/80 - 96/80 - 114/80 - 121/80 - 136/80 - 144/80 - 160/80

(approximated from Compton in 96edo)


Sharpened Akebono I: 90/80 - 96/80 - 120/80 - 135/80 - 160/80

(approximated from Compton in 96edo)


Sharpened Minor Blues: 96/80 - 107/80 - 112/80 - 120/80 - 144/80 - 160/80

(approximated from Compton in 96edo)


Sharpened Minor Pentatonic: 96/80 - 107/80 - 120/80 - 144/80 - 160/80

(approximated from Compton in 96edo)


Approximation of Slendric6: 92/80 - 105/80 - 120/80 - 137/80 - 140/80 - 160/80

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