User:MisterShafXen/Sandbox

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34ed7

← 33ed7 34ed7 35ed7 →
Prime factorization 2 × 17
Step size 99.0831 ¢ 
Octave 12\34ed7 (1189 ¢) (→ 6\17ed7)
Twelfth 19\34ed7 (1882.58 ¢)
Consistency limit 11
Distinct consistency limit 6

34 equal divisions of the 7th harmonic (abbreviated 34ed7) is a nonoctave tuning system that divides the interval of 7/1 into 34 equal parts of about 99.1 ¢ each. Each step represents a frequency ratio of 71/34, or the 34th root of 7. This tuning is a compressed 12edo.

Steps Cents Approximate ratios 12edo note names 9\109-based note names
0 0 1/1 C
1 99.1 19/18 C#/Db ^^Db
2 198.2 9/8, 28/25 D vD
3 297.2 13/11, 19/16, 25/21 D#/Eb ^Eb
4 396.3 24/19 E vvE
5 495.4 4/3 F
6 594.5 F#/Gb ^^Gb
7 693.6 3/2 G vG
8 792.7 19/12 G#/Ab ^Ab
9 891.7 5/3 A vvA
10 990.8 16/9, 23/13 A#/Bb Bb
11 1089.9 15/8 B vvvB
12 1189 C vC
13 1288.1 19/9, 21/10 C#/Db ^Db
14 1387.2 20/9 D vvD
15 1486.2 26/11 D#/Eb Eb
16 1585.3 5/2 E vvvE
17 1684.4 F vF
18 1783.5 14/5 F#/Gb ^Gb
19 1882.6 G vvG
20 1981.7 22/7 G#/Ab Ab
21 2080.7 10/3 A vvvA
22 2179.8 A#/Bb vBb
23 2278.9 26/7 B vvvvB
24 2378 C vvC
25 2477.1 21/5, 25/6 C#/Db Db
26 2576.2 D vvvD
27 2675.2 14/3 D#/Eb vEb
28 2774.3 E vvvvE
29 2873.4 21/4 F vvF
30 2972.5 F#/Gb Gb
31 3071.6 G vvvG
32 3170.7 25/4 G#/Ab vAb
33 3269.7 A vvvvA
34 3368.8 7/1 A#/Bb vvBb
Approximation of harmonics in 34ed7
Harmonic 2 3 4 5 6 7 8 9 10 11 12
Error Absolute (¢) -11.0 -19.4 -22.0 -12.0 -30.4 +0.0 -33.0 -38.8 -23.0 +10.2 -41.4
Relative (%) -11.1 -19.6 -22.2 -12.1 -30.7 +0.0 -33.3 -39.1 -23.2 +10.3 -41.8
Steps
(reduced)
12
(12)
19
(19)
24
(24)
28
(28)
31
(31)
34
(0)
36
(2)
38
(4)
40
(6)
42
(8)
43
(9)

50ed4/3

← 49ed4/3 50ed4/3 51ed4/3 →
Prime factorization 2 × 52
Step size 9.9609 ¢ 
Octave 120\50ed4/3 (1195.31 ¢) (→ 12\5ed4/3)
Twelfth 191\50ed4/3 (1902.53 ¢)
(semiconvergent)
Consistency limit 2
Distinct consistency limit 2

50 equal divisions of 4/3 (abbreviated 50ed4/3) is a nonoctave tuning system that divides the interval of 4/3 into 50 equal parts of about 9.96 ¢ each. Each step represents a frequency ratio of (4/3)1/50, or the 50th root of 4/3.


Steps Cents Approximate ratios
0 0 1/1
1 10
2 19.9
3 29.9
4 39.8
5 49.8
6 59.8 30/29, 31/30
7 69.7 27/26
8 79.7 22/21, 23/22
9 89.6 21/20
10 99.6 18/17
11 109.6
12 119.5 29/27, 31/29
13 129.5 27/25
14 139.5
15 149.4 25/23
16 159.4 23/21
17 169.3 11/10, 21/19
18 179.3 10/9
19 189.3 29/26
20 199.2
21 209.2 26/23
22 219.1
23 229.1
24 239.1 31/27
25 249 15/13, 22/19
26 259
27 268.9 7/6
28 278.9 20/17, 27/23
29 288.9 13/11
30 298.8
31 308.8 31/26
32 318.7
33 328.7 23/19
34 338.7 17/14
35 348.6 11/9
36 358.6 27/22
37 368.6 21/17, 26/21, 31/25
38 378.5
39 388.5
40 398.4 29/23
41 408.4 19/15
42 418.4
43 428.3 23/18
44 438.3 9/7
45 448.2 22/17
46 458.2 13/10, 30/23
47 468.2
48 478.1 25/19, 29/22
49 488.1
50 498