7afdo: Difference between revisions
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{{Infobox ADO}} | {{Infobox ADO|steps=7}} | ||
'''7ado''' is the [[ADO|arithmetic equal division of the octave]] into seven parts of 1/7 each. As 7 is a small odd number, this ADO does not contain a perfect fifth or any reasonable approximation to it, and it is relatively poor for its size at creating traditional tonal music. | '''7ado''' is the [[ADO|arithmetic equal division of the octave]] into seven parts of 1/7 each. As 7 is a small odd number, this ADO does not contain a perfect fifth or any reasonable approximation to it, and it is relatively poor for its size at creating traditional tonal music. | ||
Revision as of 02:47, 2 March 2023
Template:Infobox ADO 7ado is the arithmetic equal division of the octave into seven parts of 1/7 each. As 7 is a small odd number, this ADO does not contain a perfect fifth or any reasonable approximation to it, and it is relatively poor for its size at creating traditional tonal music.
Intervals
| # | Cents | Ratio | Interval name | Audio |
|---|---|---|---|---|
| 0 | 0 | 1/1 | perfect unison | |
| 1 | 231.2 | 8/7 | supermajor second | |
| 2 | 435.1 | 9/7 | supermajor third | |
| 3 | 617.5 | 10/7 | high tritone | |
| 4 | 782.4 | 11/7 | undecimal minor sixth | |
| 5 | 933.1 | 12/7 | supermajor sixth | |
| 6 | 1071.7 | 13/7 | tridecimal submajor seventh | |
| 7 | 1200.0 | 2/1 | perfect octave |