128edo: Difference between revisions
No need to remind readers of what a regular temperament is everywhere Tag: Undo |
slight cleanup and spacing |
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{{Infobox ET}} | {{Infobox ET}} | ||
{{ED intro}} It is notable for being the equal division corresponding to a standard [[MIDI]] piano roll of 128 notes. | {{ED intro}} | ||
It is notable for being the equal division corresponding to a standard [[MIDI]] piano roll of 128 notes - hence the largest equal division representable for the span of one whole [[octave]] on a standard MIDI roll. | |||
== Theory == | == Theory == | ||
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|+ style="font-size: 105%;" | Table of rank-2 temperaments by generator | |+ style="font-size: 105%;" | Table of rank-2 temperaments by generator | ||
|- | |- | ||
! Periods<br | ! Periods<br>per 8ve | ||
! Generator* | ! Generator* | ||
! Cents* | ! Cents* | ||
! Associated<br | ! Associated<br>ratio* | ||
! Temperaments | ! Temperaments | ||
|- | |- | ||
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| 15\128 | | 15\128 | ||
| 140.625 | | 140.625 | ||
| | | 13/12 | ||
| [[Fifive]] | | [[Fifive]] | ||
|- | |||
| 4 | |||
| 11\128 | |||
| 103.125 | |||
| 625/588 | |||
| [[Undim]] (7-limit) | |||
|- | |- | ||
| 4 | | 4 | ||
| 15\128 | | 15\128 | ||
| 140.625 | | 140.625 | ||
| | | 13/12 | ||
| [[Fourfives]] | | [[Fourfives]] | ||
|} | |} | ||
<nowiki />* [[ | <nowiki/>* In [[normal forms #Minimal-generator form|minimal-generator form]] | ||
== Scales == | == Scales == | ||
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[[Category:Rodan]] | [[Category:Rodan]] | ||
[[Category:Fifive]] | |||
[[Category:Fourfives]] | [[Category:Fourfives]] | ||