17afdo: Difference between revisions

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{{Infobox AFDO|steps=17}}
{{Infobox AFDO|steps=17}}


'''17afdo''' ([[AFDO|arithmetic frequency division of the octave]]), or '''17odo''' ([[otonal division]] of the octave), divides the octave into 17 parts of 1/17 each. As a scale it may be known as [[Harmonic mode|mode 17 of the harmonic series]] or the [[Overtone scale #Over-n scales|Over-17]] scale.
'''17afdo''' ([[AFDO|arithmetic frequency division of the octave]]), or '''17odo''' ([[otonal division]] of the octave), divides the octave into 17 parts of 1/17 each. It is a superset of [[16afdo]] and a subset of [[18afdo]]. As a scale it may be known as [[Harmonic mode|mode 17 of the harmonic series]] or the [[Overtone scale #Over-n scales|Over-17]] scale.


== Intervals ==
== Intervals ==
Line 12: Line 12:
! Audio
! Audio
|-
|-
|0
| 0
|0.00
| 0.00
|1/1
| 1/1
|1.0000
| 1.0000
|Perfect Unison
| Perfect unison
|
|  
|-
|-
|1
| 1
|98.96
| 98.96
|18/17
| 18/17
|1.0588
| 1.0588
|Small Septendecimal Semitone
| Small septendecimal semitone
|
|  
|-
|-
|2
| 2
|192.56
| 192.56
|19/17
| 19/17
|1.1176
| 1.1176
|Large Undevicesimal Whole Tone
| Large undevicesimal whole tone
|
|
|-
|-
|3
| 3
|281.36
| 281.36
|20/17
| 20/17
|1.1765
| 1.1765
|Diatismic Minor Third
| Diatismic minor third
|
|
|-
|-
|4
| 4
|365.83
| 365.83
|21/17
| 21/17
|1.2353
| 1.2353
|Septendecimal Submajor Third
| Septendecimal submajor third
|
|
|-
|-
|5
| 5
|446.36
| 446.36
|22/17
| 22/17
|1.2941
| 1.2941
|Septendecimal Supermajor Third
| Septendecimal supermajor third
|
|  
|-
|-
|6
| 6
|523.32
| 523.32
|23/17
| 23/17
|1.3529
| 1.3529
|Vicesimotertial Acute Fourth
| Vicesimotertial acute fourth
|
|  
|-
|-
|7
| 7
|597.00
| 597.00
|24/17
| 24/17
|1.4118
| 1.4118
|Small Septendecimal Tritone
| Small septendecimal tritone
|
|  
|-
|-
|8
| 8
|667.67
| 667.67
|25/17
| 25/17
|1.4706
| 1.4706
|Vengeance Subfifth
| Vengeance subfifth
|
|  
|-
|-
|9
| 9
|735.57
| 735.57
|26/17
| 26/17
|1.5294
| 1.5294
|Septendecimal Superfifth
| Septendecimal superfifth
|
|  
|-
|-
|10
| 10
|800.91
| 800.91
|27/17
| 27/17
|1.5882
| 1.5882
|Septendecimal Quasi-Tempered Minor Sixth
| Septendecimal quasi-tempered minor sixth
|
|  
|-
|-
|11
| 11
|863.87
| 863.87
|28/17
| 28/17
|1.6471
| 1.6471
|Septendecimal Submajor Sixth
| Septendecimal submajor sixth
|
|  
|-
|-
|12
| 12
|924.62
| 924.62
|29/17
| 29/17
|1.7059
| 1.7059
|Vicesimononal supermajor sixth
| Vicesimononal supermajor sixth
|
|  
|-
|-
|13
| 13
|983.31
| 983.31
|30/17
| 30/17
|1.7647
| 1.7647
|Diatismic Minor Seventh
| Diatismic minor seventh
|
|  
|-
|-
|14
| 14
|1040.08
| 1040.08
|31/17
| 31/17
|1.8235
| 1.8235
|Untrigesimal Submajor Seventh
| Untrigesimal submajor seventh
|
|  
|-
|-
|15
| 15
|1095.04
| 1095.04
|32/17
| 32/17
|1.8824
| 1.8824
|Septendecimal Major Seventh
| Septendecimal major seventh
|
|  
|-
|-
|16
| 16
|1148.31
| 1148.31
|33/17
| 33/17
|1.9412
| 1.9412
|Septendecimal Ultramajor Seventh
| Septendecimal ultramajor seventh
|
|  
|-
|-
|17
| 17
|1200.00
| 1200.00
|2/1
| 2/1
|2.0000
| 2.0000
|Perfect Octave
| Perfect octave
|
|  
|}
|}




{{todo|inline=1|add sound example|expand|text=Add audio examples to the table, and write some more page body text about 17afdo.}}
{{todo|inline=1|add sound example|expand|text=Add audio examples to the table, and write some more page body text about 17afdo.}}

Latest revision as of 11:19, 23 February 2025

← 16afdo 17afdo 18afdo →
Prime factorization 17 (prime)
Dual sharp fifth 26/17 (735.572c)
Dual flat fifth 25/17 (667.672c)

17afdo (arithmetic frequency division of the octave), or 17odo (otonal division of the octave), divides the octave into 17 parts of 1/17 each. It is a superset of 16afdo and a subset of 18afdo. As a scale it may be known as mode 17 of the harmonic series or the Over-17 scale.

Intervals

# Cents Ratio Decimal Interval name Audio
0 0.00 1/1 1.0000 Perfect unison
1 98.96 18/17 1.0588 Small septendecimal semitone
2 192.56 19/17 1.1176 Large undevicesimal whole tone
3 281.36 20/17 1.1765 Diatismic minor third
4 365.83 21/17 1.2353 Septendecimal submajor third
5 446.36 22/17 1.2941 Septendecimal supermajor third
6 523.32 23/17 1.3529 Vicesimotertial acute fourth
7 597.00 24/17 1.4118 Small septendecimal tritone
8 667.67 25/17 1.4706 Vengeance subfifth
9 735.57 26/17 1.5294 Septendecimal superfifth
10 800.91 27/17 1.5882 Septendecimal quasi-tempered minor sixth
11 863.87 28/17 1.6471 Septendecimal submajor sixth
12 924.62 29/17 1.7059 Vicesimononal supermajor sixth
13 983.31 30/17 1.7647 Diatismic minor seventh
14 1040.08 31/17 1.8235 Untrigesimal submajor seventh
15 1095.04 32/17 1.8824 Septendecimal major seventh
16 1148.31 33/17 1.9412 Septendecimal ultramajor seventh
17 1200.00 2/1 2.0000 Perfect octave


Todo: add sound example, expand

Add audio examples to the table, and write some more page body text about 17afdo.