User:MisterShafXen/45ed7

From Xenharmonic Wiki
Jump to navigation Jump to search
← 44ed7 45ed7 46ed7 →
Prime factorization 32 × 5
Step size 74.8628 ¢ 
Octave 16\45ed7 (1197.8 ¢)
(semiconvergent)
Twelfth 25\45ed7 (1871.57 ¢) (→ 5\9ed7)
Consistency limit 8
Distinct consistency limit 6

45 equal divisions of the 7th harmonic (abbreviated 45ed7) is a nonoctave tuning system that divides the interval of 7/1 into 45 equal parts of about 74.9 ¢ each. Each step represents a frequency ratio of 71/45, or the 45th root of 7.

Intervals

Steps Cents Approximate ratios
0 0 1/1
1 74.9 22/21, 25/24
2 149.7 12/11
3 224.6 25/22
4 299.5 19/16, 25/21, 31/26
5 374.3 26/21, 31/25
6 449.2 13/10, 31/24
7 524 19/14, 23/17
8 598.9 31/22
9 673.8 28/19, 31/21
10 748.6 20/13
11 823.5
12 898.4
13 973.2 7/4
14 1048.1 11/6
15 1122.9 21/11
16 1197.8 2/1
17 1272.7 25/12
18 1347.5 24/11
19 1422.4 25/11
20 1497.3 19/8
21 1572.1
22 1647 31/12
23 1721.8
24 1796.7 31/11
25 1871.6
26 1946.4
27 2021.3
28 2096.2
29 2171 7/2
30 2245.9 11/3
31 2320.7
32 2395.6 4/1
33 2470.5 25/6
34 2545.3
35 2620.2
36 2695.1 19/4
37 2769.9
38 2844.8 31/6
39 2919.6
40 2994.5
41 3069.4
42 3144.2
43 3219.1
44 3294
45 3368.8 7/1