← 33edo 34edo 35edo →
Prime factorization 2 × 17
Step size 35.2941 ¢ 
Fifth 20\34 (705.882 ¢) (→ 10\17)
Semitones (A1:m2) 4:2 (141.2 ¢ : 70.59 ¢)
Consistency limit 5
Distinct consistency limit 5

34 equal divisions of the octave (abbreviated 34edo or 34ed2), also called 34-tone equal temperament (34tet) or 34 equal temperament (34et) when viewed under a regular temperament perspective, is the tuning system that divides the octave into 34 equal parts of about 35.3 ¢ each. Each step represents a frequency ratio of 21/34, or the 34th root of 2.

Intervals

Steps Cents Approximate ratios Ups and downs notation
0 0 1/1 D
1 35.3 ^D, vE♭
2 70.6 23/22, 24/23, 25/24, 26/25, 27/26 ^^D, E♭
3 105.9 16/15, 17/16, 18/17 vD♯, ^E♭
4 141.2 13/12, 25/23, 27/25 D♯, vvE
5 176.5 10/9, 21/19 ^D♯, vE
6 211.8 9/8, 17/15, 26/23 E
7 247.1 15/13, 23/20 ^E, vF
8 282.4 13/11, 20/17, 27/23 F
9 317.6 6/5 ^F, vG♭
10 352.9 11/9, 16/13, 27/22 ^^F, G♭
11 388.2 5/4 vF♯, ^G♭
12 423.5 23/18 F♯, vvG
13 458.8 13/10, 17/13 ^F♯, vG
14 494.1 4/3 G
15 529.4 15/11, 19/14, 23/17 ^G, vA♭
16 564.7 18/13, 25/18 ^^G, A♭
17 600 17/12, 24/17 vG♯, ^A♭
18 635.3 13/9, 23/16 G♯, vvA
19 670.6 22/15, 25/17, 28/19 ^G♯, vA
20 705.9 3/2 A
21 741.2 20/13, 23/15, 26/17 ^A, vB♭
22 776.5 25/16 ^^A, B♭
23 811.8 8/5 vA♯, ^B♭
24 847.1 13/8, 18/11 A♯, vvB
25 882.4 5/3 ^A♯, vB
26 917.6 17/10, 22/13 B
27 952.9 26/15 ^B, vC
28 988.2 16/9, 23/13 C
29 1023.5 9/5 ^C, vD♭
30 1058.8 24/13 ^^C, D♭
31 1094.1 15/8, 17/9 vC♯, ^D♭
32 1129.4 23/12, 25/13 C♯, vvD
33 1164.7 ^C♯, vD
34 1200 2/1 D