686/675: Difference between revisions
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The interval of '''686/675''', the '''senga''' or '''sengic comma''' is a [[small comma|small]] [[7-limit]] [[comma]] measuring about 28.0 [[cent]]s. It pops up as the difference between [[7/6]] and a stack of two [[15/14]]'s. | |||
The interval of '''686/675''', the '''senga''' or '''sengic comma''' is a [[small comma|small]] [[7-limit]] [[comma]]. It pops up as the difference between | |||
== Temperaments == | == Temperaments == | ||
Tempering out this comma in the 7-limit leads to the rank-3 [[sengic]] temperament. See [[ | [[Tempering out]] this comma in the 7-limit leads to the rank-3 [[sengic]] temperament. See [[Sengic family]] for the rank-3 temperament family where it is tempered out. | ||
Rank-2 temperaments tempering out this comma include [[sensi]], [[negri]] and [[liese]]. | Rank-2 temperaments tempering out this comma include [[sensi]], [[negri]] and [[liese]]. | ||
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The name ''senga'' was given by [[Gene Ward Smith]] in 2005. It is a contraction of ''[[sensi]]'' and ''gawel'', although ''gawel'' was later renamed to ''[[liese]]''<ref>[https://yahootuninggroupsultimatebackup.github.io/tuning-math/topicId_12900.html Yahoo! Tuning Group | ''Seven limit comma names from pairs of temperament names'']</ref>. | The name ''senga'' was given by [[Gene Ward Smith]] in 2005. It is a contraction of ''[[sensi]]'' and ''gawel'', although ''gawel'' was later renamed to ''[[liese]]''<ref>[https://yahootuninggroupsultimatebackup.github.io/tuning-math/topicId_12900.html Yahoo! Tuning Group | ''Seven limit comma names from pairs of temperament names'']</ref>. | ||
== | == References == | ||
<references /> | |||
[[Category:Sengic]] | [[Category:Sengic]] | ||
[[Category:Commas named by combining multiple temperament names]] | [[Category:Commas named by combining multiple temperament names]] | ||
Latest revision as of 08:54, 9 September 2025
| Interval information |
senga
The interval of 686/675, the senga or sengic comma is a small 7-limit comma measuring about 28.0 cents. It pops up as the difference between 7/6 and a stack of two 15/14's.
Temperaments
Tempering out this comma in the 7-limit leads to the rank-3 sengic temperament. See Sengic family for the rank-3 temperament family where it is tempered out.
Rank-2 temperaments tempering out this comma include sensi, negri and liese.
Tempering out this comma in the 3/2.5/4.7/4 fractional subgroup gives ambulatory temperament.
Etymology
The name senga was given by Gene Ward Smith in 2005. It is a contraction of sensi and gawel, although gawel was later renamed to liese[1].