Calabi-Yau Manifold: Difference between revisions
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'''Calabi-Yau Manifold''' is a [[Wikipedia:Drum and bass|drum and bass]] track by [[Sevish]] that uses [[just intonation]] tuning | '''Calabi-Yau Manifold''' is a [[Wikipedia:Drum and bass|drum and bass]] track by [[Sevish]] that uses [[just intonation]] tuning. It was released on his album ''[[Golden Hour]]'' in 2010. | ||
== Audio == | == Audio == | ||
* [https://sevish.bandcamp.com/track/calabi-yau-manifold Bandcamp page] | * [https://sevish.bandcamp.com/track/calabi-yau-manifold Bandcamp page] | ||
* [https://www.youtube.com/watch?v=nlKMnantDvw YouTube video] | * [https://www.youtube.com/watch?v=nlKMnantDvw YouTube video] | ||
== Tuning == | |||
Sevish used the "JI-11" preset on his Camel Audio Alchemy synthesizer. This tuning represents an 11-note scale in the 2.9.7 just intonation [[subgroup]]. | |||
{| class="wikitable" | |||
! degree | |||
! [[ratio]] | |||
!Factorization | |||
2.9.7 subgroup | |||
! [[cent]]s (¢) | |||
|- | |||
| 1 | |||
| [[343/324]] | |||
|2<sup>-2</sup> × 7<sup>3</sup> × 9<sup>-2</sup> | |||
| 98.6577159458251 | |||
|- | |||
| 2 | |||
| [[9/8]] | |||
|2<sup>-3</sup> × 9 | |||
| 203.910001730775 | |||
|- | |||
| 3 | |||
| [[98/81]] | |||
|2 × 7<sup>2</sup> × 9<sup>-2</sup> | |||
| 329.8318094767 | |||
|- | |||
| 4 | |||
| [[9/7]] | |||
|7<sup>-1</sup> × 9 | |||
| 435.08409526165 | |||
|- | |||
| 5 | |||
| [[49/36]] | |||
|2<sup>-2</sup> × 7<sup>2</sup> × 9<sup>-1</sup> | |||
| 533.741811207475 | |||
|- | |||
| 6 | |||
| [[72/49]] | |||
|2<sup>3</sup> × 7<sup>-2</sup> × 9 | |||
| 666.258188792525 | |||
|- | |||
| 7 | |||
| [[14/9]] | |||
|2 × 7 × 9<sup>-1</sup> | |||
| 764.91590473835 | |||
|- | |||
| 8 | |||
| [[81/49]] | |||
|7<sup>-2</sup> × 9<sup>2</sup> | |||
| 870.1681905233 | |||
|- | |||
| 9 | |||
| [[16/9]] | |||
|2<sup>4</sup> × 9<sup>-1</sup> | |||
| 996.089998269225 | |||
|- | |||
| 10 | |||
| [[648/343]] | |||
|2<sup>3</sup> × 7<sup>-3</sup> × 9<sup>2</sup> | |||
| 1101.34228405417 | |||
|- | |||
| 11 | |||
| [[2/1]] | |||
|2 | |||
| 1200 | |||
|} | |||
[[Category:Sevish tracks]] | [[Category:Sevish tracks]] | ||
[[Category:2010 tracks]] | [[Category:2010 tracks]] | ||
[[Category:Electronic tracks]] | |||
[[Category:Drum and bass tracks]] | [[Category:Drum and bass tracks]] | ||
[[Category:Just intonation tracks]] | [[Category:Just intonation tracks]] | ||
Latest revision as of 07:47, 9 February 2026
Calabi-Yau Manifold is a drum and bass track by Sevish that uses just intonation tuning. It was released on his album Golden Hour in 2010.
Audio
Tuning
Sevish used the "JI-11" preset on his Camel Audio Alchemy synthesizer. This tuning represents an 11-note scale in the 2.9.7 just intonation subgroup.
| degree | ratio | Factorization
2.9.7 subgroup |
cents (¢) |
|---|---|---|---|
| 1 | 343/324 | 2-2 × 73 × 9-2 | 98.6577159458251 |
| 2 | 9/8 | 2-3 × 9 | 203.910001730775 |
| 3 | 98/81 | 2 × 72 × 9-2 | 329.8318094767 |
| 4 | 9/7 | 7-1 × 9 | 435.08409526165 |
| 5 | 49/36 | 2-2 × 72 × 9-1 | 533.741811207475 |
| 6 | 72/49 | 23 × 7-2 × 9 | 666.258188792525 |
| 7 | 14/9 | 2 × 7 × 9-1 | 764.91590473835 |
| 8 | 81/49 | 7-2 × 92 | 870.1681905233 |
| 9 | 16/9 | 24 × 9-1 | 996.089998269225 |
| 10 | 648/343 | 23 × 7-3 × 92 | 1101.34228405417 |
| 11 | 2/1 | 2 | 1200 |