64/49: Difference between revisions

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| Name = septimal subfourth, <br> septatonic<sup>?</sup> major third
| Name = septimal subfourth, <br> septatonic<sup>?</sup> major third
| Color name =
| Color name =
| Sound = Ji-{{#regex:{{PAGENAME}}|/(\S+)\/(\S+)/|\1-\2}}-csound-foscil-220hz.mp3
| Sound = Ji-64-49-csound-foscil-220hz.mp3
}}
}}


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* [[49/32]] - its octave complement
* [[49/32]] - its octave complement
* [[Gallery of just intervals]]
* [[Gallery of just intervals]]
* another sound example: [[File:jid_64_49_pluck_adu_dr220.mp3]] [[:File:jid_64_49_pluck_adu_dr220.mp3|sound info...]]
* [[:File:jid_64_49_pluck_adu_dr220.mp3]] - another sound example


[[Category:7-limit]]
[[Category:7-limit]]

Revision as of 20:47, 16 September 2020

Interval information
Ratio 64/49
Factorization 26 × 7-2
Monzo [6 0 0 -2
Size in cents 462.3482¢
Names septimal subfourth,
septatonic? major third
FJS name [math]\displaystyle{ \text{M3}_{7,7} }[/math]
Special properties reduced,
reduced subharmonic
Tenney norm (log2 nd) 11.6147
Weil norm (log2 max(n, d)) 12
Wilson norm (sopfr(nd)) 26

[sound info]
Open this interval in xen-calc

64/49, the septimal subfourth or septatonic? major third, is equal to two supermajor seconds of 8/7, and is the interval between 21/16 and 12/7. it is 1029/1024 flat of 21/16, and tempering out 1029/1024 leads to slendric temperament, where three supermajor seconds make up a fifth.

See also