Meantone family: Difference between revisions
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=== Meanpop === | === Meanpop === | ||
{{See also| | {{See also| Huygens vs meanpop }} | ||
Meanpop<ref name="meantone & meanpop 2003"/><ref name="meantone & meanpop 2004"/> maps the 11/8 to the double-diminished fifth (C–G𝄫), and tridecimal meanpop maps the 13/8 to the double-augmented fifth (C–G𝄪), tempering out 144/143 like in grosstone. Note also 11/10 is a double-diminished third; 12/11~13/12, double-augmented unison; and 14/13, minor second. | Meanpop<ref name="meantone & meanpop 2003"/><ref name="meantone & meanpop 2004"/> maps the 11/8 to the double-diminished fifth (C–G𝄫), and tridecimal meanpop maps the 13/8 to the double-augmented fifth (C–G𝄪), tempering out 144/143 like in grosstone. Note also 11/10 is a double-diminished third; 12/11~13/12, double-augmented unison; and 14/13, minor second. | ||
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[[Subgroup]]: 2.3.5.7.11 | [[Subgroup]]: 2.3.5.7.11 | ||
[[Comma list]]: 81/80, 176/175, | [[Comma list]]: 81/80, 176/175, 7056/6875 | ||
{{Mapping|legend=1| 1 0 -4 -32 | 0 1 4 22 30}} | {{Mapping|legend=1| 1 0 -4 -32 | 0 1 4 22 30}} | ||
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[[Subgroup]]: 2.3.5.7.11.13.17 | [[Subgroup]]: 2.3.5.7.11.13.17 | ||
[[Comma list]]: 81/80, 176/175, 189/ | [[Comma list]]: 81/80, 176/175, 189/187, 196/195, 832/825 | ||
{{Mapping|legend=1| 1 0 -4 -32 -44 12| 0 1 4 22 30 -5}} | {{Mapping|legend=1| 1 0 -4 -32 -44 12| 0 1 4 22 30 -5}} | ||
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=== 19-limit === | === 19-limit === | ||
[[Subgroup]]: 2.3.5.7.11.13.19 | [[Subgroup]]: 2.3.5.7.11.13.17.19 | ||
[[Comma list]]: 81/80, 96/95, 176/175, 189/187, 196/195, 832/825 | [[Comma list]]: 81/80, 96/95, 176/175, 189/187, 196/195, 832/825 | ||
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{{Main| Mohajira }} | {{Main| Mohajira }} | ||
Mohajira can be viewed as derived from [[mohaha]] which maps the interval half a [[chromatic semitone|chroma]] flat of the minor seventh to ~7/4 so that 7/4 is mapped to a semidiminished seventh (C–Bdb), although mohajira really makes more sense as an 11-limit temperament. It tempers out 6144/6125, the [[porwell comma]]. It can be described as {{nowrap| 24 & 31 }}; its ploidacot is dicot. [[31edo]] makes for an excellent mohajira tuning, with generator 9\31. | Mohajira can be viewed as derived from [[mohaha]] which maps the interval half a [[chromatic semitone|chroma]] flat of the minor seventh to ~7/4 so that 7/4 is mapped to a semidiminished seventh (C–Bdb), although mohajira really makes more sense as an 11-limit temperament. It tempers out 6144/6125, the [[porwell comma]]. It can be described as {{nowrap| 24 & 31 }}; its ploidacot is dicot. [[31edo]] makes for an excellent mohajira tuning, with generator 9\31. Note that while 24 + 31 = [[55edo]] doesn't apear in the optimal ET sequence, it is a [[patent val]] tuning and recommendable if you prefer a light meantone tempering. | ||
[[Subgroup]]: 2.3.5.7 | [[Subgroup]]: 2.3.5.7 | ||