77/72: Difference between revisions
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{{Infobox Interval | {{Infobox Interval | ||
| Name = undecimal secor | | Name = undecimal secor | ||
| Color name = 1oz2, lozo 2nd | | Color name = 1oz2, lozo 2nd | ||
| Sound = jid_77_72_pluck_adu_dr220.mp3 | | Sound = jid_77_72_pluck_adu_dr220.mp3 | ||
}} | }} | ||
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* [[Gallery of just intervals]] | * [[Gallery of just intervals]] | ||
[[Category:Second]] | [[Category:Second]] | ||
[[Category:Semitone]] | [[Category:Semitone]] | ||
[[Category:Secor]] | [[Category:Secor]] | ||
[[Category:Symbiotic]] | [[Category:Symbiotic]] | ||
Latest revision as of 16:55, 25 October 2022
| Interval information |
[sound info]
77/72, the undecimal secor, lies between the 3\31 secor of 31edo and the 10\103 secor of 103edo. It is 385/384 (4.5 cents) sharper than 16/15 and 540/539 (3.2 cents) flatter than 15/14. In 11-limit JI scales it often appears, being the interval between 12/11 and 7/6, 8/7 and 11/9, 9/7 and 11/8, and their inversions. Tempering out 385/384 equates it with 16/15, tempering out 540/539 equates it with 15/14, and tempering out both makes it the marvel secor.