22ed7/3

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← 21ed7/3 22ed7/3 23ed7/3 →
Prime factorization 2 × 11
Step size 66.676¢ 
Octave 18\22ed7/3 (1200.17¢) (→9\11ed7/3)
Twelfth 29\22ed7/3 (1933.6¢)
Consistency limit 8
Distinct consistency limit 2

22 equal divisions of 7/3 (abbreviated 22ed7/3) is a nonoctave tuning system that divides the interval of 7/3 into 22 equal parts of about 66.7⁠ ⁠¢ each. Each step represents a frequency ratio of (7/3)1/22, or the 22nd root of 7/3.

Intervals

Steps Cents Approximate ratios
0 0 1/1
1 66.7 23/22, 25/24
2 133.4 13/12, 14/13, 15/14
3 200
4 266.7 7/6, 22/19
5 333.4 17/14, 23/19
6 400.1 5/4
7 466.7 13/10, 17/13
8 533.4
9 600.1 17/12, 24/17
10 666.8 25/17
11 733.4 20/13
12 800.1 8/5
13 866.8
14 933.5 12/7, 19/11
15 1000.1 25/14
16 1066.8 13/7, 24/13
17 1133.5 25/13
18 1200.2 2/1
19 1266.8 23/11, 25/12
20 1333.5 13/6, 15/7
21 1400.2
22 1466.9 7/3

Harmonics

Approximation of harmonics in 22ed7/3
Harmonic 2 3 4 5 6 7 8 9 10 11 12
Error Absolute (¢) +0.2 +31.6 +0.3 +14.1 +31.8 +31.6 +0.5 -3.4 +14.2 -17.4 +32.0
Relative (%) +0.3 +47.5 +0.5 +21.1 +47.7 +47.5 +0.8 -5.1 +21.4 -26.1 +48.0
Steps
(reduced)
18
(18)
29
(7)
36
(14)
42
(20)
47
(3)
51
(7)
54
(10)
57
(13)
60
(16)
62
(18)
65
(21)
Approximation of harmonics in 22ed7/3
Harmonic 13 14 15 16 17 18 19 20 21 22 23
Error Absolute (¢) +26.8 +31.8 -21.0 +0.7 +29.1 -3.2 -30.1 +14.4 -3.4 -17.2 -27.5
Relative (%) +40.1 +47.7 -31.4 +1.0 +43.6 -4.8 -45.2 +21.6 -5.1 -25.9 -41.3
Steps
(reduced)
67
(1)
69
(3)
70
(4)
72
(6)
74
(8)
75
(9)
76
(10)
78
(12)
79
(13)
80
(14)
81
(15)