Minortonic family: Difference between revisions
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== Mitonic == | == Mitonic == | ||
As a 5-limit temperament, mitonic becomes minortonic, a super-accurate microtemperament tempering out the minortone comma, {{monzo| -16 35 -17 }}. | As a 5-limit temperament, mitonic becomes minortonic, a super-accurate microtemperament tempering out the minortone comma, {{monzo| -16 35 -17 }}. 10/9 can be taken as the generator, with 17 of them giving a ~6, 18 of them a ~20/3, and 35 of them giving a ~40. The generator should be tuned about 1/16 of a cent flat, with 6<sup>1/17</sup> being 0.06423 cents flat and 40<sup>1/35</sup> being 0.06234 cents flat. 171, 559 and 730 are possible equal temperament tunings. | ||
However, as noted before, 32/21 is only a ragisma shy of (10/9)<sup>4</sup>, and so a 7-limit interpretation, if not quite so super-accurate, is more or less inevitable. While 559 or 730 are still fine as tunings, the error of the 7-limit is lower by a whisker in [[171edo]]. 21 generators gives a ~64/7. [[Mos scale]]s of size 20, 33, 46 or 79 notes can be used for mitonic. | However, as noted before, 32/21 is only a ragisma shy of (10/9)<sup>4</sup>, and so a 7-limit interpretation, if not quite so super-accurate, is more or less inevitable. While 559 or 730 are still fine as tunings, the error of the 7-limit is lower by a whisker in [[171edo]]. 21 generators gives a ~64/7. [[Mos scale]]s of size 20, 33, 46 or 79 notes can be used for mitonic. | ||
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{{Mapping|legend=1| 1 -1 -3 6 | 0 17 35 -21 }} | {{Mapping|legend=1| 1 -1 -3 6 | 0 17 35 -21 }} | ||
[[Optimal tuning]] ([[POTE]]): ~2 = 1\1, ~10/9 = 182.458 | [[Optimal tuning]] ([[POTE]]): ~2 = 1\1, ~10/9 = 182.458 | ||
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{{Mapping|legend=1| 3 -3 -9 -8 | 0 17 35 36 }} | {{Mapping|legend=1| 3 -3 -9 -8 | 0 17 35 36 }} | ||
[[Optimal tuning]] ([[POTE]]): ~63/50 = 1\3, ~10/9 = 182.467 | [[Optimal tuning]] ([[POTE]]): ~63/50 = 1\3, ~10/9 = 182.467 |