1ed28c
(Redirected from 28cET)
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Todo: merge articles , explain its xenharmonic value Merge into 43edo? (in a section titled "stretched and compressed tunings", most likely, focusing on the most important aspects, ideally aspects that make it valuable and not just slightly different) |
| ← 299ed128 | 300ed128 | 301ed128 → |
28-cent equal temperament (28cET, also known as 1ed28¢ or APS28¢) uses equal steps of 28 cents each. It is similar to 43edo, but has the octaves stretched by 4 cents and a discrepancy for the 7th harmonic.
It can also be thought of as 1ed187/184, since 187/184 is 27.999 cents.
Harmonics
| Harmonic | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Error | Absolute (¢) | +4.0 | +2.0 | +8.0 | +13.7 | +6.0 | -8.8 | +12.0 | +4.1 | -10.3 | -7.3 | +10.0 |
| Relative (%) | +14.3 | +7.3 | +28.6 | +48.9 | +21.6 | -31.5 | +42.9 | +14.6 | -36.8 | -26.1 | +35.9 | |
| Step | 43 | 68 | 86 | 100 | 111 | 120 | 129 | 136 | 142 | 148 | 154 | |
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