8L 9s

↖ 7L 8s	↑ 8L 8s	9L 8s ↗
← 7L 9s	8L 9s	9L 9s →
↙ 7L 10s	↓ 8L 10s	9L 10s ↘

Scale structure
Step pattern	LsLsLsLsLsLsLsLss ssLsLsLsLsLsLsLsL
Equave	2/1 (1200.0 ¢)
Period	2/1 (1200.0 ¢)
Generator size
Bright	2\17 to 1\8 (141.2 ¢ to 150.0 ¢)
Dark	7\8 to 15\17 (1050.0 ¢ to 1058.8 ¢)
TAMNAMS information
Related to	8L 1s (subneutralic)
With tunings	2:1 to 1:0 (hard-of-basic)
Related MOS scales
Parent	8L 1s
Sister	9L 8s
Daughters	17L 8s, 8L 17s
Neutralized	16L 1s
2-Flought	25L 9s, 8L 26s
Equal tunings
Equalized (L:s = 1:1)	2\17 (141.2 ¢)
Supersoft (L:s = 4:3)	7\59 (142.4 ¢)
Soft (L:s = 3:2)	5\42 (142.9 ¢)
Semisoft (L:s = 5:3)	8\67 (143.3 ¢)
Basic (L:s = 2:1)	3\25 (144.0 ¢)
Semihard (L:s = 5:2)	7\58 (144.8 ¢)
Hard (L:s = 3:1)	4\33 (145.5 ¢)
Superhard (L:s = 4:1)	5\41 (146.3 ¢)
Collapsed (L:s = 1:0)	1\8 (150.0 ¢)
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8L 9s is a 2/1-equivalent (octave-equivalent) moment of symmetry scale containing 8 large steps and 9 small steps, repeating every octave. 8L 9s is a child scale of 8L 1s, expanding it by 8 tones. Generators that produce this scale range from 141.2 ¢ to 150 ¢, or from 1050 ¢ to 1058.8 ¢.

Scale properties

This article uses TAMNAMS conventions for the names of this scale's intervals and scale degrees. The use of 1-indexed ordinal names is reserved for interval regions.

Template:MOS data is deprecated. Details: Please use the following templates individually: MOS intervals, MOS genchain, and MOS mode degrees

Scale tree

Scale tree and tuning spectrum of 8L 9s

Generator(edo)						Cents		Step ratio		Comments
						Bright	Dark	L:s	Hardness
2\17						141.176	1058.824	1:1	1.000	Equalized 8L 9s
					11\93	141.935	1058.065	6:5	1.200
				9\76		142.105	1057.895	5:4	1.250
					16\135	142.222	1057.778	9:7	1.286
			7\59			142.373	1057.627	4:3	1.333	Supersoft 8L 9s
					19\160	142.500	1057.500	11:8	1.375
				12\101		142.574	1057.426	7:5	1.400
					17\143	142.657	1057.343	10:7	1.429
		5\42				142.857	1057.143	3:2	1.500	Soft 8L 9s
					18\151	143.046	1056.954	11:7	1.571
				13\109		143.119	1056.881	8:5	1.600
					21\176	143.182	1056.818	13:8	1.625
			8\67			143.284	1056.716	5:3	1.667	Semisoft 8L 9s
					19\159	143.396	1056.604	12:7	1.714
				11\92		143.478	1056.522	7:4	1.750
					14\117	143.590	1056.410	9:5	1.800
	3\25					144.000	1056.000	2:1	2.000	Basic 8L 9s Scales with tunings softer than this are proper
					13\108	144.444	1055.556	9:4	2.250
				10\83		144.578	1055.422	7:3	2.333
					17\141	144.681	1055.319	12:5	2.400
			7\58			144.828	1055.172	5:2	2.500	Semihard 8L 9s
					18\149	144.966	1055.034	13:5	2.600
				11\91		145.055	1054.945	8:3	2.667
					15\124	145.161	1054.839	11:4	2.750
		4\33				145.455	1054.545	3:1	3.000	Hard 8L 9s
					13\107	145.794	1054.206	10:3	3.333
				9\74		145.946	1054.054	7:2	3.500
					14\115	146.087	1053.913	11:3	3.667
			5\41			146.341	1053.659	4:1	4.000	Superhard 8L 9s Bohpier
					11\90	146.667	1053.333	9:2	4.500
				6\49		146.939	1053.061	5:1	5.000
					7\57	147.368	1052.632	6:1	6.000	Indium
1\8						150.000	1050.000	1:0	→ ∞	Collapsed 8L 9s

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