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