User:MisterShafXen/52ed7/6

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Revision as of 15:56, 28 July 2025 by MisterShafXen (talk | contribs) (Created page with "{{Infobox ET|52ed7/6}} {{ED intro}} == Intervals == {{Interval table|52ed7/6}} == Commas == This tuning tempers out 259/258 in the 43-limit. == Harmonics == {{Harmonics in equal|steps=52|num=7|denom=6|intervals=prime|columns=15}}{{Harmonics in equal|steps=52|num=7|denom=6|intervals=prime|columns=15|start=16}}")
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← 51ed7/6 52ed7/6 53ed7/6 →
Prime factorization 22 × 13
Step size 5.13213 ¢ 
Octave 234\52ed7/6 (1200.92 ¢) (→ 9\2ed7/6)
Twelfth 371\52ed7/6 (1904.02 ¢)
Consistency limit 5
Distinct consistency limit 5

52 equal divisions of 7/6 (abbreviated 52ed7/6) is a nonoctave tuning system that divides the interval of 7/6 into 52 equal parts of about 5.13 ¢ each. Each step represents a frequency ratio of (7/6)1/52, or the 52nd root of 7/6.

Intervals

Steps Cents Approximate ratios
0 0 1/1
1 5.1
2 10.3
3 15.4
4 20.5
5 25.7
6 30.8
7 35.9
8 41.1
9 46.2
10 51.3 33/32
11 56.5
12 61.6 29/28, 30/29
13 66.7 25/24, 26/25
14 71.8
15 77 23/22, 24/23
16 82.1 21/20, 22/21
17 87.2
18 92.4 20/19
19 97.5
20 102.6 17/16, 18/17
21 107.8
22 112.9 16/15, 31/29, 33/31
23 118
24 123.2 15/14
25 128.3 14/13
26 133.4 13/12
27 138.6
28 143.7 25/23
29 148.8
30 154 12/11
31 159.1 23/21
32 164.2 11/10
33 169.4
34 174.5 21/19, 31/28, 32/29
35 179.6 10/9
36 184.8
37 189.9 19/17, 29/26
38 195 28/25
39 200.2
40 205.3 9/8
41 210.4 26/23
42 215.5 17/15
43 220.7 25/22
44 225.8 33/29
45 230.9
46 236.1 8/7
47 241.2 23/20
48 246.3
49 251.5 15/13
50 256.6 22/19, 29/25
51 261.7 7/6
52 266.9

Commas

This tuning tempers out 259/258 in the 43-limit.

Harmonics

Approximation of prime harmonics in 52ed7/6
Harmonic 2 3 5 7 11 13 17 19 23 29 31 37 41 43 47
Error Absolute (¢) +0.92 +2.07 +0.43 -2.15 +0.58 -1.23 +1.36 -1.31 +1.52 +0.53 -2.03 -0.41 +1.50 +1.16 +1.13
Relative (%) +17.9 +40.3 +8.5 -41.8 +11.3 -24.0 +26.6 -25.4 +29.7 +10.2 -39.5 -7.9 +29.2 +22.6 +22.1
Steps
(reduced)
234
(26)
371
(7)
543
(23)
656
(32)
809
(29)
865
(33)
956
(20)
993
(5)
1058
(18)
1136
(44)
1158
(14)
1218
(22)
1253
(5)
1269
(21)
1299
(51)
Approximation of prime harmonics in 52ed7/6
Harmonic 53 59 61 67 71 73 79 83 89 97 101 103 107 109 113
Error Absolute (¢) -1.58 -2.49 +1.38 -1.94 +0.31 -1.59 +0.23 +1.96 -0.83 -1.01 +0.88 -2.28 -1.52 +2.35 +1.54
Relative (%) -30.8 -48.5 +27.0 -37.9 +6.0 -31.0 +4.4 +38.2 -16.2 -19.8 +17.1 -44.4 -29.6 +45.7 +29.9
Steps
(reduced)
1339
(39)
1375
(23)
1387
(35)
1418
(14)
1438
(34)
1447
(43)
1474
(18)
1491
(35)
1514
(6)
1543
(35)
1557
(49)
1563
(3)
1576
(16)
1583
(23)
1595
(35)