9/4: Difference between revisions

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'''9/4'''
{{Infobox Interval
|-2 2>
| JI glyph =
| Ratio = 9/4
| Monzo = -2 2
| Cents = 1403.91000
| Name = pythagorean ninth
| Color name =
| FJS name =
| Sound = jid_9_4_pluck_adu_dr220.mp3
}}


1403.9100 cents
'''9/4''', a pythagorean ninth; two perfect fifths ([[3/2]] * 3/2); the ratio between the 4th and 9th harmonics; one octave above [[9/8]].


[[File:jid_9_4_pluck_adu_dr220.mp3]] [[:File:jid_9_4_pluck_adu_dr220.mp3|sound sample]]
[[Category:Interval]]
 
Pythagorean ninth; two perfect fifths ([[3/2|3/2]] * 3/2); the ratio between the 4th and 9th harmonics; one octave above [[9/8|9/8]].

Revision as of 16:44, 7 November 2020

Interval information
Ratio 9/4
Factorization 2-2 × 32
Monzo [-2 2⟩
Size in cents 1403.91¢
Name pythagorean ninth
FJS name [math]\displaystyle{ \text{M9} }[/math]
Tenney height (log2 nd) 5.16993
Weil height (log2 max(n, d)) 6.33985
Wilson height (sopfr(nd)) 10

[sound info]
Open this interval in xen-calc

9/4, a pythagorean ninth; two perfect fifths (3/2 * 3/2); the ratio between the 4th and 9th harmonics; one octave above 9/8.

Retrieved from "https://en.xen.wiki/index.php?title=9/4&oldid=52253"