25ed11/5
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Prime factorization
52
Step size
54.6002¢
Octave
22\25ed11/5 (1201.2¢)
(convergent)
Twelfth
35\25ed11/5 (1911.01¢) (→7\5ed11/5)
Consistency limit
12
Distinct consistency limit
4
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← 24ed11/5 | 25ed11/5 | 26ed11/5 → |
(convergent)
25 equal divisions of 11/5 (abbreviated 25ed11/5) is a nonoctave tuning system that divides the interval of 11/5 into 25 equal parts of about 54.6 ¢ each. Each step represents a frequency ratio of (11/5)1/25, or the 25th root of 11/5.
Intervals
Steps | Cents | Approximate Ratios |
---|---|---|
0 | 0 | 1/1 |
1 | 54.6 | |
2 | 109.2 | 15/14, 16/15, 17/16, 18/17 |
3 | 163.801 | 11/10 |
4 | 218.401 | 17/15, 25/22, 26/23 |
5 | 273.001 | 7/6, 20/17 |
6 | 327.601 | 6/5, 17/14, 23/19 |
7 | 382.201 | 5/4 |
8 | 436.801 | 9/7, 22/17 |
9 | 491.402 | 4/3 |
10 | 546.002 | 11/8, 15/11, 26/19 |
11 | 600.602 | 17/12, 24/17 |
12 | 655.202 | 16/11, 19/13, 22/15 |
13 | 709.802 | 3/2 |
14 | 764.402 | 14/9, 17/11, 25/16 |
15 | 819.003 | 8/5 |
16 | 873.603 | 5/3 |
17 | 928.203 | 12/7, 17/10 |
18 | 982.803 | 23/13 |
19 | 1037.403 | 11/6, 20/11 |
20 | 1092.003 | 15/8, 17/9 |
21 | 1146.604 | |
22 | 1201.204 | 2/1 |
23 | 1255.804 | |
24 | 1310.404 | 15/7, 17/8 |
25 | 1365.004 | 11/5 |
Harmonics
Harmonic | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Error | Absolute (¢) | +1.2 | +9.1 | +2.4 | -1.7 | +10.3 | +16.4 | +3.6 | +18.1 | -0.5 | -1.7 | +11.5 |
Relative (%) | +2.2 | +16.6 | +4.4 | -3.1 | +18.8 | +30.0 | +6.6 | +33.2 | -0.9 | -3.1 | +21.0 | |
Steps (reduced) |
22 (22) |
35 (10) |
44 (19) |
51 (1) |
57 (7) |
62 (12) |
66 (16) |
70 (20) |
73 (23) |
76 (1) |
79 (4) |
Harmonic | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Error | Absolute (¢) | -17.9 | +17.6 | +7.3 | +4.8 | +9.1 | +19.3 | -19.7 | +0.7 | +25.4 | -0.5 | -22.9 |
Relative (%) | -32.8 | +32.2 | +13.5 | +8.8 | +16.6 | +35.4 | -36.1 | +1.3 | +46.6 | -0.9 | -41.9 | |
Steps (reduced) |
81 (6) |
84 (9) |
86 (11) |
88 (13) |
90 (15) |
92 (17) |
93 (18) |
95 (20) |
97 (22) |
98 (23) |
99 (24) |