6L 2s: Difference between revisions
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m user-unfriendly number format Undo revision 76773 by Moremajorthanmajor (talk) Tag: Undo |
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{{Infobox MOS | {{Infobox MOS | ||
| Name = | | Name = echinoid | ||
| Periods = 2 | | Periods = 2 | ||
| nLargeSteps = 6 | | nLargeSteps = 6 |
Revision as of 07:56, 10 September 2021
↖ 5L 1s | ↑ 6L 1s | 7L 1s ↗ |
← 5L 2s | 6L 2s | 7L 2s → |
↙ 5L 3s | ↓ 6L 3s | 7L 3s ↘ |
┌╥╥╥┬╥╥╥┬┐ │║║║│║║║││ ││││││││││ └┴┴┴┴┴┴┴┴┘
Scale structure
sLLLsLLL
Generator size
TAMNAMS information
Related MOS scales
Equal tunings
6L 2s is a MOS scale with a half-octave period and a generator larger than 1\8 and smaller than 1\6. There is only one significant (though small) harmonic entropy minimum with this MOS pattern: hedgehog, in which two generators are 6/5 and three are 4/3, same as porcupine.
In addition to the true MOS, LLLsLLLs, there is also a near-MOS, LLLLsLLs, in which the period is the only interval with more than two flavors. The true MOS is always proper, because there is only one small step per period, but the near-MOS is only proper if the generator is smaller than 2\14 (which includes hedgehog).
Scale tree
Generator | Cents | Comments | |||||
---|---|---|---|---|---|---|---|
1\8 | 150 | ||||||
6\46 | 156.52 | ||||||
5\38 | 157.895 | ||||||
4\30 | 160 | ||||||
3\22 | 163.64 | Hedgehog is around here | |||||
164.99 | |||||||
8\58 | 165.52 | ||||||
13\94 | 165.96 | Golden hedgehog/echidna | |||||
5\36 | 166.67 | ||||||
167.72 | |||||||
2\14 | 171.43 | Boundary of propriety for near-MOS
Optimum rank range (L/s=2/1) for MOS | |||||
5\34 | 176.47 | ||||||
13\88 | 177.27 | ||||||
8\54 | 177.78 | ||||||
178.15 | L/s = e | ||||||
3\20 | 180 | L/s = 3 | |||||
180.815 | L/s = pi | ||||||
4\26 | 184.615 | L/s = 4 | |||||
5\32 | 187.5 | ||||||
6\38 | 189.47 | ||||||
1\6 | 200 |