183edo: Difference between revisions
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== Theory == | == Theory == | ||
183edo is notable as a higher-limit system, [[consistency|distinctly consistent]] in the [[17-odd-limit]], or the no-19 no-31 [[33-odd-limit]]. | 183edo is notable as a higher-limit system, [[consistency|distinctly consistent]] in the [[17-odd-limit]], or the no-19 no-31 [[33-odd-limit]]. It [[tempers out]] the [[schisma]] in the [[5-limit]]. In the [[7-limit]], it tempers out porwell, [[6144/6125]], cataharry, [[19683/19600]] and mirkwai, [[16875/16807]]. In the [[11-limit]], it tempers out [[540/539]], 1375/1372, [[3025/3024]], [[5632/5625]], and [[8019/8000]]; in the [[13-limit]], [[351/350]], [[676/675]], [[729/728]], [[1001/1000]], [[1573/1568]], [[2080/2079]], [[4096/4095]], [[4225/4224]], and [[6656/6655]]; in the [[17-limit]] [[442/441]], [[561/560]], [[715/714]], [[936/935]], [[1089/1088]], and [[1156/1155]]; and in the [[19-limit]] [[456/455]]. It is the [[optimal patent val]] for 13- and 17-limit [[mirkat]], the {{nowrap|72 & 111}} temperament, and an excellent tuning for the [[rank-3 temperament]]s [[madagascar]] and [[borneo]]. It allows [[essentially tempered chord]] including [[ratwolfsmic chords]], [[swetismic chords]], [[squbemic chords]], [[sinbadmic chords]], and [[lambeth chords]] in the 13-odd-limit, in addition to [[island chords]] in the 15-odd-limit. | ||
It is even stronger if 7 is left out of the picture. As a no-7 temperament, it tempers out 5632/5625, 8019/8000, 676/675, 4225/4224, 6656/6655, 936/935, 1089/1088, and 1377/1375. | It is even stronger if 7 is left out of the picture. As a no-7 temperament, it tempers out 5632/5625, 8019/8000, 676/675, 4225/4224, 6656/6655, 936/935, 1089/1088, and 1377/1375. | ||
| Line 37: | Line 37: | ||
| 32805/32768, {{val| 10 23 -20 }} | | 32805/32768, {{val| 10 23 -20 }} | ||
| {{mapping| 183 290 425 }} | | {{mapping| 183 290 425 }} | ||
| | | −0.0157 | ||
| 0.182 | | 0.182 | ||
| 2.78 | | 2.78 | ||
| Line 44: | Line 44: | ||
| 6144/6125, 16875/16807, 19683/19600 | | 6144/6125, 16875/16807, 19683/19600 | ||
| {{mapping| 183 290 425 514 }} | | {{mapping| 183 290 425 514 }} | ||
| | | −0.1601 | ||
| 0.296 | | 0.296 | ||
| 4.51 | | 4.51 | ||
| Line 51: | Line 51: | ||
| 540/539, 1375/1372, 5632/5625, 8019/8000 | | 540/539, 1375/1372, 5632/5625, 8019/8000 | ||
| {{mapping| 183 290 425 514 633 }} | | {{mapping| 183 290 425 514 633 }} | ||
| | | −0.0993 | ||
| 0.291 | | 0.291 | ||
| 4.44 | | 4.44 | ||
| Line 58: | Line 58: | ||
| 351/350, 540/539, 676/675, 1375/1372, 4096/4095 | | 351/350, 540/539, 676/675, 1375/1372, 4096/4095 | ||
| {{mapping| 183 290 425 514 633 677 }} | | {{mapping| 183 290 425 514 633 677 }} | ||
| | | −0.0295 | ||
| 0.308 | | 0.308 | ||
| 4.70 | | 4.70 | ||
| Line 65: | Line 65: | ||
| 351/350, 442/441, 540/539, 561/560, 1375/1372, 4096/4095 | | 351/350, 442/441, 540/539, 561/560, 1375/1372, 4096/4095 | ||
| {{mapping| 183 290 425 514 633 677 748 }} | | {{mapping| 183 290 425 514 633 677 748 }} | ||
| | | −0.0240 | ||
| 0.286 | | 0.286 | ||
| 4.36 | | 4.36 | ||
| Line 164: | Line 164: | ||
; [[birdshite stalactite]] | ; [[birdshite stalactite]] | ||
* from ''meticulous clutter'' (2022) | * from ''meticulous clutter'' (2022) | ||
** "cursed owl windchimes" | ** "cursed owl windchimes" – [https://open.spotify.com/track/0A9z6gw5HuNWS7eYjvtCa1 Spotify] | [https://birdshitestalactite.bandcamp.com/track/cursed-owl-windchimes Bandcamp] | [https://www.youtube.com/watch?v=vyTbwHhdoXE YouTube] – madagascar[19] in 183edo tuning | ||
** "octopus bones" | ** "octopus bones" – [https://open.spotify.com/track/6TUm7uXjVaO6MGACWswoL7 Spotify] | [https://birdshitestalactite.bandcamp.com/track/octopus-bones Bandcamp] | [https://www.youtube.com/watch?v=ej80dEpC-DQ YouTube] – madagascar[19] in 183edo tuning and parakleismic[19] in 61edo tuning | ||
* "lemon drizzle" from ''tropical nosebleed'' (2023) | * "lemon drizzle" from ''tropical nosebleed'' (2023) – [https://open.spotify.com/track/3dBXs1KjzTjSWJ7KF4BjlK Spotify] | [https://birdshitestalactite.bandcamp.com/track/lemon-drizzle Bandcamp] | [https://www.youtube.com/watch?v=VJ_bAvWB8W0 YouTube] | ||
[[Category:Borneo]] | [[Category:Borneo]] | ||