Meantone: Difference between revisions
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why the hell was there no meantone genchain before |
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Dominant is an alternative extension of meantone, which represents 7/4 as a minor seventh rather than an augmented sixth. This equates 6/5 with 7/6 and 5/4 with 9/7, tempering out [[36/35]] (septimal quarter tone) and [[64/63]] (Archytas' comma). | Dominant is an alternative extension of meantone, which represents 7/4 as a minor seventh rather than an augmented sixth. This equates 6/5 with 7/6 and 5/4 with 9/7, tempering out [[36/35]] (septimal quarter tone) and [[64/63]] (Archytas' comma). | ||
== Intervals == | |||
{{main|Meantone intervals}} | |||
In the following tables, odd harmonics 1–15 are labeled in '''bold'''. | |||
<div><div style="display: inline-grid; margin-right: 25px;"> | |||
{| class="wikitable sortable center-1 right-2" | |||
|- | |||
! # | |||
! Cents* | |||
! class="unsortable" | Approximate ratios | |||
|- | |||
| 0 | |||
| 0.0 | |||
| '''1/1''' | |||
|- | |||
| 1 | |||
| 696.7 | |||
| '''3/2''' | |||
|- | |||
| 2 | |||
| 193.3 | |||
| '''9/8''', 10/9, 28/25 | |||
|- | |||
| 3 | |||
| 890.0 | |||
| 5/3, 42/25 | |||
|- | |||
| 4 | |||
| 386.6 | |||
| '''5/4''' | |||
|- | |||
| 5 | |||
| 1083.3 | |||
| '''15/8''', 28/15 | |||
|- | |||
| 6 | |||
| 579.9 | |||
| 7/5, 25/18 | |||
|- | |||
| 7 | |||
| 76.6 | |||
| 21/20, 25/24 | |||
|- | |||
| 8 | |||
| 773.2 | |||
| 14/9, 25/16 | |||
|- | |||
| 9 | |||
| 269.9 | |||
| 7/6 | |||
|- | |||
| 10 | |||
| 966.6 | |||
| '''7/4''' | |||
|- | |||
| 11 | |||
| 463.2 | |||
| 21/16 | |||
|- | |||
| 12 | |||
| 1159.9 | |||
| 35/18, 49/25, 63/32 | |||
|} | |||
</div> | |||
<div style="display: inline-grid; margin-right: 25px;"> | |||
{| class="wikitable sortable center-1 right-2" | |||
|- | |||
! # | |||
! Cents* | |||
! class="unsortable" | Approximate ratios | |||
|- | |||
| 0 | |||
| 0.0 | |||
| '''1/1''' | |||
|- | |||
| -1 | |||
| 503.3 | |||
| 4/3 | |||
|- | |||
| -2 | |||
| 1006.7 | |||
| 9/5, 16/9, 25/14 | |||
|- | |||
| -3 | |||
| 310.0 | |||
| 6/5, 25/21 | |||
|- | |||
| -4 | |||
| 813.4 | |||
| 8/5 | |||
|- | |||
| -5 | |||
| 116.7 | |||
| 15/14, 16/15 | |||
|- | |||
| -6 | |||
| 620.1 | |||
| 10/7, 36/25 | |||
|- | |||
| -7 | |||
| 1123.4 | |||
| 40/21, 48/25 | |||
|- | |||
| -8 | |||
| 426.8 | |||
| 9/7, 32/25 | |||
|- | |||
| -9 | |||
| 930.1 | |||
| 12/7 | |||
|- | |||
| -10 | |||
| 233.4 | |||
| 8/7 | |||
|- | |||
| -11 | |||
| 736.8 | |||
| 32/21 | |||
|- | |||
| -12 | |||
| 40.1 | |||
| 36/35, 50/49, 64/63 | |||
|} | |||
</div> | |||
<nowiki/>* In [[CWE]] septimal meantone | |||
== Chords == | == Chords == | ||