70:90:105:126: Difference between revisions

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m 70 is a two-digit number.
By analogy, this is the subharmonic seventh chord
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{{Infobox Chord|ColorName=ru gu-7 or r,g7}}
{{Infobox Chord|ColorName=ru gu-7 or r,g7}}


'''70:90:105:126''' is a septimal [[dominant seventh chord]].
'''70:90:105:126''' is the ''subharmonic seventh chord''. It is the inverse of [[6:7:9:10]], the harmonic sixth chord.  


[[Category:Dominant seventh chords|##]]
[[Category:Dominant seventh chords|##]]

Revision as of 11:17, 9 November 2025

Chord information
Harmonics 70:90:105:126
Subharmonics 1/(9:7:6:5)
Intervals from root 1/19/73/29/5
Cents from root 435¢702¢1018¢
Step intervals 9/7, 7/6, 6/5
Step cents 435¢, 267¢, 316¢
Color name ru gu-7 or r,g7
Prime limit 7
Genus 3257 (315)
Intervallic odd limit 9
Otonal odd limit 105
Utonal odd limit 9
Consistent edos (d ≥ 2) 19edo*, 27edo*, 41edo*, 72edo**

70:90:105:126 is the subharmonic seventh chord. It is the inverse of 6:7:9:10, the harmonic sixth chord.