420edo: Difference between revisions
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{{Infobox ET}} | {{Infobox ET}} | ||
{{ | {{ED intro}} | ||
== Theory == | == Theory == | ||
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== Trivia == | == Trivia == | ||
The approximation to the third harmonic, which derives from 70edo, constitutes 666 steps of 420edo | The approximation to the third harmonic, which derives from 70edo, constitutes 666 steps of 420edo. | ||
== Regular temperament properties == | == Regular temperament properties == | ||
{| class="wikitable center-4 center-5 center-6" | {| class="wikitable center-4 center-5 center-6" | ||
|- | |||
! rowspan="2" | [[Subgroup]] | ! rowspan="2" | [[Subgroup]] | ||
! rowspan="2" | [[Comma list|Comma List]] | ! rowspan="2" | [[Comma list|Comma List]] | ||
| Line 30: | Line 31: | ||
| 2401/2400, 4000/3993, 5120/5103, 15625/15552 | | 2401/2400, 4000/3993, 5120/5103, 15625/15552 | ||
| {{mapping| 420 666 975 1179 1453 }} | | {{mapping| 420 666 975 1179 1453 }} | ||
| | | −0.051 | ||
| 0.278 | | 0.278 | ||
| 9.74 | | 9.74 | ||
|- | |- style="border-top: double;" | ||
| 2.5.7.11.13.19.23 | |||
| 875/874, 5635/5632, 10241/10240, 12103/12100, 11875/11858, 10985/10976 | |||
| {{mapping| 420 975 1179 1453 1554 1784 1900 }} | |||
| | | +0.069 | ||
| 0.104 | |||
| 3.62 | |||
|} | |} | ||
| Line 45: | Line 46: | ||
; [[Mandrake]] | ; [[Mandrake]] | ||
* [https://youtu.be/X1deLLCJD64?si=baHHYZQV9VFMaJZs ''Follow In Is''] (2022) – a superset of [[12edo]], [[5edo]], and [[7edo]], least common multiple of which is 420edo. | * [https://youtu.be/X1deLLCJD64?si=baHHYZQV9VFMaJZs ''Follow In Is''] (2022) – a superset of [[12edo]], [[5edo]], and [[7edo]], least common multiple of which is 420edo. | ||
[[Category:Listen]] | |||