40/27: Difference between revisions

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'''40/27'''
{{Infobox Interval
|3 -3 1>
| Icon =
| Ratio = 40/27
| Monzo = 3 -3 1
| Cents = 680.44871
| Name = wolf fifth
| Color name =
| FJS name = P5<sup>5</sup>
| Sound = jid_40_27_pluck_adu_dr220.mp3
}}


680.4487 cents
The grave fifth of '''40/27''' is the interval between [[9/8]] and [[5/3]]. It is [[81/80]], a syntonic comma, flat of [[3/2]]. In some contexts it may be considered a '''wolf fifth'''. In [[meantone]], of course, it is equated with a perfect fifth.


[[File:jid_40_27_pluck_adu_dr220.mp3]] [[:File:jid_40_27_pluck_adu_dr220.mp3|sound sample]]
== See also ==


The grave fifth of 40/27 is the interval between [[9/8|9/8]] and [[5/3|5/3]]. It is [[81/80|81/80]], a syntonic comma, flat of [[3/2|3/2]]. In some contexts it may be considered a wolf fifth.  In [[Meantone|meantone]], of course, it is equated with a perfect fifth.
* [[27/20]] – its [[octave complement]]
* [[Gallery of just intervals]]
 
[[Category:5-limit]]
[[Category:Interval ratio]]
[[Category:Fifth]]
[[Category:Listen]]
 
[[Category:Todo:expand]]
[[Category:Todo:add color name]]

Revision as of 23:19, 27 September 2020

Interval information
Ratio 40/27
Factorization 23 × 3-3 × 5
Monzo [3 -3 1⟩
Size in cents 680.4487¢
Name wolf fifth
FJS name [math]\displaystyle{ \text{P5}^{5} }[/math]
Special properties reduced
Tenney norm (log2 nd) 10.0768
Weil norm (log2 max(n, d)) 10.6439
Wilson norm (sopfr(nd)) 20

[sound info]
Open this interval in xen-calc

The grave fifth of 40/27 is the interval between 9/8 and 5/3. It is 81/80, a syntonic comma, flat of 3/2. In some contexts it may be considered a wolf fifth. In meantone, of course, it is equated with a perfect fifth.

See also

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