User:MisterShafXen/55ed7

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← 54ed7 55ed7 56ed7 →
Prime factorization 5 × 11
Step size 61.2514 ¢ 
Octave 20\55ed7 (1225.03 ¢) (→ 4\11ed7)
Twelfth 31\55ed7 (1898.79 ¢)
Consistency limit 3
Distinct consistency limit 3

55 equal divisions of the 7th harmonic (abbreviated 55ed7) is a nonoctave tuning system that divides the interval of 7/1 into 55 equal parts of about 61.3 ¢ each. Each step represents a frequency ratio of 71/55, or the 55th root of 7.

Intervals

Steps Cents Approximate ratios
0 0 1/1
1 61.3 27/26, 30/29, 31/30
2 122.5 29/27
3 183.8 10/9
4 245 15/13, 23/20
5 306.3 31/26
6 367.5 21/17, 26/21
7 428.8 23/18
8 490
9 551.3
10 612.5 10/7, 27/19
11 673.8 31/21
12 735 26/17, 29/19
13 796.3 27/17
14 857.5 18/11, 23/14
15 918.8 17/10
16 980 30/17
17 1041.3 31/17
18 1102.5 17/9
19 1163.8
20 1225
21 1286.3 21/10
22 1347.5
23 1408.8
24 1470 7/3
25 1531.3 17/7
26 1592.5
27 1653.8 13/5
28 1715 27/10
29 1776.3
30 1837.5 26/9
31 1898.8 3/1
32 1960 31/10
33 2021.3 29/9
34 2082.5 10/3
35 2143.8 31/9
36 2205
37 2266.3
38 2327.6 23/6
39 2388.8
40 2450.1
41 2511.3
42 2572.6 31/7
43 2633.8
44 2695.1
45 2756.3
46 2817.6
47 2878.8
48 2940.1
49 3001.3 17/3
50 3062.6
51 3123.8
52 3185.1
53 3246.3
54 3307.6
55 3368.8 7/1