8L 8s

Revision as of 02:04, 16 December 2024 by BudjarnLambeth (talk | contribs) (== Intervals == {{MOS intervals}})

8L 8s is a 2/1-equivalent (octave-equivalent) moment of symmetry scale containing 8 large steps and 8 small steps, with a period of 1 large step and 1 small step that repeats every 150.0 ¢, or 8 times every octave. Generators that produce this scale range from 75 ¢ to 150 ¢, or from 0 ¢ to 75 ¢. Scales of the true MOS form, where every period is the same, are proper because there is only one small step per period.

↖ 7L 7s ↑ 8L 7s 9L 7s ↗
← 7L 8s 8L 8s 9L 8s →
↙ 7L 9s ↓ 8L 9s 9L 9s ↘
Scale structure
Step pattern LsLsLsLsLsLsLsLs
sLsLsLsLsLsLsLsL
Equave 2/1 (1200.0 ¢)
Period 1\8 (150.0 ¢)
Generator size
Bright 1\16 to 1\8 (75.0 ¢ to 150.0 ¢)
Dark 0\8 to 1\16 (0.0 ¢ to 75.0 ¢)
Related MOS scales
Parent none
Sister 8L 8s (self)
Daughters 16L 8s, 8L 16s
Neutralized 16edo
2-Flought 24L 8s, 8L 24s
Equal tunings
Equalized (L:s = 1:1) 1\16 (75.0 ¢)
Supersoft (L:s = 4:3) 4\56 (85.7 ¢)
Soft (L:s = 3:2) 3\40 (90.0 ¢)
Semisoft (L:s = 5:3) 5\64 (93.8 ¢)
Basic (L:s = 2:1) 2\24 (100.0 ¢)
Semihard (L:s = 5:2) 5\56 (107.1 ¢)
Hard (L:s = 3:1) 3\32 (112.5 ¢)
Superhard (L:s = 4:1) 4\40 (120.0 ¢)
Collapsed (L:s = 1:0) 1\8 (150.0 ¢)
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Modes

Modes of 8L 8s
UDP Cyclic
order
Step
pattern
8|0(8) 1 LsLsLsLsLsLsLsLs
0|8(8) 2 sLsLsLsLsLsLsLsL

Intervals

Intervals of 8L 8s
Intervals Steps
subtended
Range in cents
Generic Specific Abbrev.
0-mosstep Perfect 0-mosstep P0ms 0 0.0 ¢
1-mosstep Minor 1-mosstep m1ms s 0.0 ¢ to 75.0 ¢
Major 1-mosstep M1ms L 75.0 ¢ to 150.0 ¢
2-mosstep Perfect 2-mosstep P2ms L + s 150.0 ¢
3-mosstep Minor 3-mosstep m3ms L + 2s 150.0 ¢ to 225.0 ¢
Major 3-mosstep M3ms 2L + s 225.0 ¢ to 300.0 ¢
4-mosstep Perfect 4-mosstep P4ms 2L + 2s 300.0 ¢
5-mosstep Minor 5-mosstep m5ms 2L + 3s 300.0 ¢ to 375.0 ¢
Major 5-mosstep M5ms 3L + 2s 375.0 ¢ to 450.0 ¢
6-mosstep Perfect 6-mosstep P6ms 3L + 3s 450.0 ¢
7-mosstep Minor 7-mosstep m7ms 3L + 4s 450.0 ¢ to 525.0 ¢
Major 7-mosstep M7ms 4L + 3s 525.0 ¢ to 600.0 ¢
8-mosstep Perfect 8-mosstep P8ms 4L + 4s 600.0 ¢
9-mosstep Minor 9-mosstep m9ms 4L + 5s 600.0 ¢ to 675.0 ¢
Major 9-mosstep M9ms 5L + 4s 675.0 ¢ to 750.0 ¢
10-mosstep Perfect 10-mosstep P10ms 5L + 5s 750.0 ¢
11-mosstep Minor 11-mosstep m11ms 5L + 6s 750.0 ¢ to 825.0 ¢
Major 11-mosstep M11ms 6L + 5s 825.0 ¢ to 900.0 ¢
12-mosstep Perfect 12-mosstep P12ms 6L + 6s 900.0 ¢
13-mosstep Minor 13-mosstep m13ms 6L + 7s 900.0 ¢ to 975.0 ¢
Major 13-mosstep M13ms 7L + 6s 975.0 ¢ to 1050.0 ¢
14-mosstep Perfect 14-mosstep P14ms 7L + 7s 1050.0 ¢
15-mosstep Minor 15-mosstep m15ms 7L + 8s 1050.0 ¢ to 1125.0 ¢
Major 15-mosstep M15ms 8L + 7s 1125.0 ¢ to 1200.0 ¢
16-mosstep Perfect 16-mosstep P16ms 8L + 8s 1200.0 ¢

Scale tree

  Template: Scale tree is deprecated. Please use Template: MOS tuning spectrum instead. Details:
Use of a single Comments parameter has become unmaintainable. Existing scale trees should be migrated to the new template, where comments are entered using a step ratio p/q as a parameter:
{{MOS tuning spectrum
| 3/2 = Example comment
| 4/3 = Another example comment
}}


The parameters tuning and depth have been replaced with Scale Signature and Depth, respectively.


Scale tree and tuning spectrum of 8L 8s
Generator(edo) Cents Step ratio Comments(always proper)
Bright Dark L:s Hardness
1\16 75.000 75.000 1:1 1.000 Equalized 8L 8s
6\88 81.818 68.182 6:5 1.200
5\72 83.333 66.667 5:4 1.250
9\128 84.375 65.625 9:7 1.286
4\56 85.714 64.286 4:3 1.333 Supersoft 8L 8s
11\152 86.842 63.158 11:8 1.375
7\96 87.500 62.500 7:5 1.400
10\136 88.235 61.765 10:7 1.429
3\40 90.000 60.000 3:2 1.500 Soft 8L 8s
11\144 91.667 58.333 11:7 1.571
8\104 92.308 57.692 8:5 1.600
13\168 92.857 57.143 13:8 1.625
5\64 93.750 56.250 5:3 1.667 Semisoft 8L 8s
12\152 94.737 55.263 12:7 1.714
7\88 95.455 54.545 7:4 1.750
9\112 96.429 53.571 9:5 1.800
2\24 100.000 50.000 2:1 2.000 Basic 8L 8s
9\104 103.846 46.154 9:4 2.250
7\80 105.000 45.000 7:3 2.333
12\136 105.882 44.118 12:5 2.400
5\56 107.143 42.857 5:2 2.500 Semihard 8L 8s
13\144 108.333 41.667 13:5 2.600
8\88 109.091 40.909 8:3 2.667
11\120 110.000 40.000 11:4 2.750
3\32 112.500 37.500 3:1 3.000 Hard 8L 8s
10\104 115.385 34.615 10:3 3.333
7\72 116.667 33.333 7:2 3.500
11\112 117.857 32.143 11:3 3.667
4\40 120.000 30.000 4:1 4.000 Superhard 8L 8s
9\88 122.727 27.273 9:2 4.500
5\48 125.000 25.000 5:1 5.000
6\56 128.571 21.429 6:1 6.000
1\8 150.000 0.000 1:0 → ∞ Collapsed 8L 8s


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