81/40: Difference between revisions

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-The ratio of '''81/40''' is essentially a syntonic comma ([[81/80]]) - and the distance between the 81st and 40th harmonics - but one octave higher.
+{{Infobox Interval
+| Name = syntonic octave
+| Color name = g8, gu octave
+}}
+The ratio of '''81/40''' is the distance between the 81st and 40th [[harmonic]], which can be seen as an [[octave]] that is augmented by a syntonic comma ([[81/80]]). This interval spans the size of about 1221.5 cents.
-This interval spans the size of 1221.506290 cents.
+[[Category:Octave]]
+{{todo|categorize}}
-{{Infobox Interval|Ratio=81/40|Size in cents=1221.506290|Name=syntonic octave}}