197edo: Difference between revisions
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{{Infobox ET}} | {{Infobox ET}} | ||
{{EDO intro|197}} | {{EDO intro|197}} | ||
If we use 197e, the | == Theory == | ||
===Odd harmonics=== | 197edo gives excellent results for tuning both [[marvel]], the planar temperament [[tempering out]] [[225/224]], and [[catakleismic]], the temperament tempering out both 225/224 and [[4375/4374]]. Among [[patent val]]s, it gives the best results for both. In fact, the [[11-limit]] patent val {{val| 197 312 457 553 682 }} has a [[comma basis]] {225/224, 441/440, 4375/4374, 65536/65219}, so taking 225/224 and [[441/440]] together ([[prodigy]] temperament) also works well with 197edo, and taking 225/224, 441/440, and 4375/4374 (an alternative 11-limit catakleismic) is once again excellently tuned by 197edo. | ||
If we use 197e, the {{val| 197 312 457 553 681 }} val, we can also use 197edo as an excellent tuning for the 11-limit version of marvel temperament, tempering out [[385/384]] as well as 225/224. If we add 4375/4374 to the comma list for 11-limit marvel, we get 11-limit catakleismic, and 197edo with the above val is also an excellent tuning for that. | |||
=== Odd harmonics === | |||
{{Harmonics in equal|197}} | {{Harmonics in equal|197}} | ||
==Regular temperament properties== | === Subsets and supersets === | ||
197edo is the 45th [[prime edo]]. | |||
== 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]] | ||
! rowspan="2" |[[Mapping]] | ! rowspan="2" | [[Mapping]] | ||
! rowspan="2" |Optimal<br>8ve Stretch (¢) | ! rowspan="2" | Optimal<br>8ve Stretch (¢) | ||
! colspan="2" |Tuning Error | ! colspan="2" | Tuning Error | ||
|- | |- | ||
![[TE error|Absolute]] (¢) | ! [[TE error|Absolute]] (¢) | ||
![[TE simple badness|Relative]] (%) | ! [[TE simple badness|Relative]] (%) | ||
|- | |- | ||
|2.3 | | 2.3 | ||
|{{monzo|-312 197}} | | {{monzo| -312 197 }} | ||
|{{ | | {{mapping| 197 312 }} | ||
| 0.4566 | | 0.4566 | ||
| 0.4568 | | 0.4568 | ||
| 7.50 | | 7.50 | ||
|- | |- | ||
|2.3.5 | | 2.3.5 | ||
|15625/15552, {{monzo|-53 32 1}} | | 15625/15552, {{monzo| -53 32 1 }} | ||
|{{ | | {{mapping| 197 312 457 }} | ||
| 0.6717 | | 0.6717 | ||
| 0.4813 | | 0.4813 | ||
| 7.90 | | 7.90 | ||
|- | |- | ||
|2.3.5.7 | | 2.3.5.7 | ||
|225/224, 4375/4374, 15625/15552 | | 225/224, 4375/4374, 15625/15552 | ||
|{{ | | {{mapping| 197 312 457 553 }} | ||
| 0.5302 | | 0.5302 | ||
| 0.4834 | | 0.4834 | ||
| 7.94 | | 7.94 | ||
|} | |} | ||
=== Rank-2 temperaments === | === Rank-2 temperaments === | ||
{| class="wikitable center-all left-5" | {| class="wikitable center-all left-5" | ||
|+Table of rank-2 temperaments by generator | |+Table of rank-2 temperaments by generator | ||
! Periods<br>per 8ve | ! Periods<br>per 8ve | ||
! Generator | ! Generator* | ||
! Cents | ! Cents* | ||
! Associated<br> | ! Associated<br>Ratio | ||
! Temperaments | ! Temperaments | ||
|- | |- | ||
|1 | | 1 | ||
|52\197 | | 52\197 | ||
|316.75 | | 316.75 | ||
|6/5 | | 6/5 | ||
|[[Hanson]] / [[catakleismic]] | | [[Hanson]] / [[catakleismic]] | ||
|- | |- | ||
|1 | | 1 | ||
|53\197 | | 53\197 | ||
|322.84 | | 322.84 | ||
|3087/2560 | | 3087/2560 | ||
|[[Seniority]] | | [[Seniority]] | ||
|} | |} | ||
==Scales== | == Scales == | ||
* [[Prismarv]] | * [[Prismarv]] | ||
* [[Marveldene]] | * [[Marveldene]] | ||
* [[ | * [[Pump12 1]] | ||
* [[ | * [[Pump12 2]] | ||
* [[Pump13]] | * [[Pump13]] | ||
* [[Pump14]] | * [[Pump14]] | ||
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* [[Pump18]] | * [[Pump18]] | ||
[[ | == Music == | ||
[ | ; [[Chris Vaisvil]] | ||
* [http://micro.soonlabel.com/pump_tunings/pump1/daily20111029-a-pump1-woodwinds-no-verb.mp3 ''Pump1''] – in pump12 1 | |||
[[Category:Catakleismic]] | [[Category:Catakleismic]] | ||
[[Category:Marvel]] | [[Category:Marvel]] | ||