25/18: Difference between revisions

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m Normalising usage of Infobox Interval
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{{Infobox Interval
{{Infobox Interval
| Ratio = 25/18
| Name = classic augmented fourth, pental augmented fourth
| Monzo = -1 -2 2
| Cents = 568.71743
| Name = classic augmented fourth, <br/> pental augmented fourth
| Color name = yy4, yoyo 4th
| Color name = yy4, yoyo 4th
| FJS name = A4<sup>25</sup>
| Sound = jid_25_18_pluck_adu_dr220.mp3
| Sound = jid_25_18_pluck_adu_dr220.mp3
}}
}}
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* [[Gallery of just intervals]]
* [[Gallery of just intervals]]


[[Category:5-limit]]
[[Category:Tritone]]
[[Category:Tritone]]


[[Category:todo:expand]]
[[Category:todo:expand]]

Revision as of 11:57, 25 October 2022

Interval information
Ratio 25/18
Factorization 2-1 × 3-2 × 52
Monzo [-1 -2 2
Size in cents 568.7174¢
Names classic augmented fourth,
pental augmented fourth
Color name yy4, yoyo 4th
FJS name [math]\displaystyle{ \text{A4}^{5,5} }[/math]
Special properties reduced
Tenney norm (log2 nd) 8.81378
Weil norm (log2 max(n, d)) 9.28771
Wilson norm (sopfr(nd)) 18

[sound info]
Open this interval in xen-calc

25/18, the classic augmented fourth, is a 5-limit tritone. It is the interval between 6/5 and 5/3 or 9/5 and 5/2 respectively. It is 325/324 (5.3 cents) sharp of 18/13

See also