695edo: Difference between revisions
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{{Infobox ET}} | |||
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[[ | 695edo is only [[consistent]] to the [[5-odd-limit]] and the error of [[harmonic]] [[3/1|3]] is quite large. The equal temperament is most notable for [[tempering out]] [[10976/10935]], providing the [[optimal patent val]] for the [[hemimage]] temperament. It also tempers out the [[escapade comma]], {{monzo| 32 -7 -9 }} in the 5-limit; and {{monzo| 27 0 -8 -3}} and {{monzo| -9 5 -8 7 }} in the 7-limit. | ||
=== Odd harmonics === | |||
{{Harmonics in equal|695}} | |||
=== Subsets and supersets === | |||
Since 695 factors into {{factorization|695}}, 695edo contains [[5edo]] and [[139edo]] as subsets. | |||
[[Category:Hemimage]] | |||
Latest revision as of 15:50, 20 February 2025
| ← 694edo | 695edo | 696edo → |
695 equal divisions of the octave (abbreviated 695edo or 695ed2), also called 695-tone equal temperament (695tet) or 695 equal temperament (695et) when viewed under a regular temperament perspective, is the tuning system that divides the octave into 695 equal parts of about 1.73 ¢ each. Each step represents a frequency ratio of 21/695, or the 695th root of 2.
695edo is only consistent to the 5-odd-limit and the error of harmonic 3 is quite large. The equal temperament is most notable for tempering out 10976/10935, providing the optimal patent val for the hemimage temperament. It also tempers out the escapade comma, [32 -7 -9⟩ in the 5-limit; and [27 0 -8 -3⟩ and [-9 5 -8 7⟩ in the 7-limit.
Odd harmonics
| Harmonic | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 | 21 | 23 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Error | Absolute (¢) | +0.779 | +0.449 | -0.193 | -0.169 | -0.527 | +0.336 | -0.499 | +0.368 | -0.535 | +0.586 | +0.215 |
| Relative (%) | +45.1 | +26.0 | -11.2 | -9.8 | -30.5 | +19.4 | -28.9 | +21.3 | -31.0 | +33.9 | +12.4 | |
| Steps (reduced) |
1102 (407) |
1614 (224) |
1951 (561) |
2203 (118) |
2404 (319) |
2572 (487) |
2715 (630) |
2841 (61) |
2952 (172) |
3053 (273) |
3144 (364) | |
Subsets and supersets
Since 695 factors into 5 × 139, 695edo contains 5edo and 139edo as subsets.