2L 2s

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↖1L 1s↑2L 1s 3L 1s↗
←1L 2s2L 2s3L 2s→
↙1L 3s↓2L 3s 3L 3s↘
Brightest mode LsLs
Period 1\2
Range for bright generator 1\4 (300¢) to 1\2 (600¢)
Range for dark generator 0\2 (0¢) to 1\4 (300¢)
Parent MOS none
Sister MOS 2L 2s
Daughter MOSes 4L 2s, 2L 4s
TAMNAMS name biwood
Equal tunings
Supersoft (L:s = 4:3) 4\14 (342.9¢)
Soft (L:s = 3:2) 3\10 (360¢)
Semisoft (L:s = 5:3) 5\16 (375¢)
Basic (L:s = 2:1) 2\6 (400¢)
Semihard (L:s = 5:2) 5\14 (428.6¢)
Hard (L:s = 3:1) 3\8 (450¢)
Superhard (L:s = 4:1) 4\10 (480¢)

2L 2s is the MOS pattern LsLs, with generators ranging from 1\4 (one step of 4edo = 300¢) to 1\2 (semioctave, 600¢). This scale is the parent of all half-octave-repeating MOS scales.

Names

TAMNAMS uses the name biwood, based on the n-wood series.

Modes

  • 2|0(2) LsLs
  • 0|2(2) sLsL

Scale tree

Generator ranges:

  • Chroma-positive generator: 300 cents (1\4) to 600 cents (1\2)
  • Chroma-negative generator: 0 cents (0\2) to 300 cents (1\4)
Generator Cents L s L/s Comments
1\4 300.000 1 1 1.000
6\22 327.273 6 5 1.200
5\18 333.333 5 4 1.250
9\32 337.500 9 7 1.286
4\14 342.857 4 3 1.333
11\38 347.368 11 8 1.375
7\24 350.000 7 5 1.400
10\34 352.941 10 7 1.429
3\10 360.000 3 2 1.500
11\36 366.667 11 7 1.571 Baladic
8\26 369.231 8 5 1.600
13\42 371.429 13 8 1.625 Golden Lemba (370.8204¢)
5\16 375.000 5 3 1.667
12\38 378.947 12 7 1.714
7\22 381.818 7 4 1.750
9\28 385.714 9 5 1.800
2\6 400.000 2 1 2.000 Basic 2L 2s
9\26 415.385 9 4 2.250 Unidec is around here
7\20 420.000 7 3 2.333
12\34 423.529 12 5 2.400
5\14 428.571 5 2 2.500
13\36 433.333 13 5 2.600 Golden Hedgehog-supers (434.1641¢)
8\22 436.364 8 3 2.667
11\30 440.000 11 4 2.750
3\8 450.000 3 1 3.000
10\26 461.538 10 3 3.333 Fifive
7\18 466.667 7 2 3.500
11\28 471.429 11 3 3.667
4\10 480.000 4 1 4.000
9\22 490.909 9 2 4.500 Diaschismic / Pajara
5\12 500.000 5 1 5.000 Injera is around here
6\14 514.286 6 1 6.000 Vishnu
1\2 600.000 1 0 → inf