16edo: Difference between revisions
Vsicurella (talk | contribs) m The references to "Armodue" were somewhat vague and didn't credit Pierpaolo Beretta at all. |
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=Hexadecaphonic Notation= | =Hexadecaphonic Notation= | ||
16-EDO notation can be easy utilizing Goldsmith's Circle of keys, nominals, and respective notation. The nominals for a 6 line staff can be switched for Wilson's Beta and Epsilon additions to A-G. Armodue | 16-EDO notation can be easy utilizing Goldsmith's Circle of keys, nominals, and respective notation. The nominals for a 6 line staff can be switched for Wilson's Beta and Epsilon additions to A-G. The Armodue model uses a 4-line staff for 16-EDO. | ||
Moment of Symmetry Scales like Mavila [7] (or "Inverse/Anti-Diatonic" which reverses step sizes of diatonic from LLsLLLs to ssLsssL in the heptatonic variation) can work as an alternative to the traditional diatonic scale, while maintaining conventional A-G #/b notation as described above. Alternatively, one can utilize the Mavila[9] MOS, for a sort of "hyper-diatonic" scale of 7 large steps and 2 small steps. [[Armodue_theory|Armodue notation]] of 16-EDO "Mavila-[9] Staff" does just this, and places the arrangement (222122221) on nine white "natural" keys of the 16-EDO keyboard. If the 9-note "Enneatonic" MOS is adopted as a notational basis for 16-EDO, then we need an entirely different set of interval classes than any of the heptatonic classes described above; perhaps it even makes sense to refer to Octaves as 2/1, "[[Decave|Decave]]". | Moment of Symmetry Scales like Mavila [7] (or "Inverse/Anti-Diatonic" which reverses step sizes of diatonic from LLsLLLs to ssLsssL in the heptatonic variation) can work as an alternative to the traditional diatonic scale, while maintaining conventional A-G #/b notation as described above. Alternatively, one can utilize the Mavila[9] MOS, for a sort of "hyper-diatonic" scale of 7 large steps and 2 small steps. [[Armodue_theory|Armodue notation]] of 16-EDO "Mavila-[9] Staff" does just this, and places the arrangement (222122221) on nine white "natural" keys of the 16-EDO keyboard. If the 9-note "Enneatonic" MOS is adopted as a notational basis for 16-EDO, then we need an entirely different set of interval classes than any of the heptatonic classes described above; perhaps it even makes sense to refer to Octaves as 2/1, "[[Decave|Decave]]". | ||
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==Metallic Harmony in 16 EDO== | ==Metallic Harmony in 16 EDO== | ||
Because | Because 16edo doesn't approximate 3/2 well at all, triadic harmony based on heptatonic thirds isn't a great option for typical harmonic timbres. | ||
However, triadic harmony can be based on on heptatonic sevenths (or seconds) rather than thirds. For instance, | However, triadic harmony can be based on on heptatonic sevenths (or seconds) rather than thirds. For instance, 16edo approximates 7/4 well enough to use | ||
it in place of the usual 3/2, and in Mavila[7] this 7/4 approximation shares an interval class with a well-approximated 11/6 (at 1050 cents). Stacking these two intervals reaches 2025¢, or a minor 6th plus an octave. Thus the out-of-tune 675¢ interval is bypassed, and all the dyads in the triad are consonant. | it in place of the usual 3/2, and in Mavila[7] this 7/4 approximation shares an interval class with a well-approximated 11/6 (at 1050 cents). Stacking these two intervals reaches 2025¢, or a minor 6th plus an octave. Thus the out-of-tune 675¢ interval is bypassed, and all the dyads in the triad are consonant. | ||
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|- | |- | ||
| style="text-align:center;" | 135/128 | | style="text-align:center;" | 135/128 | ||
| | | -7 3 1 > | | |<nowiki> | -7 3 1 </nowiki>> | ||
| style="text-align:right;" | 92.18 | | style="text-align:right;" | 92.18 | ||
| style="text-align:center;" | Major Chroma | | style="text-align:center;" | Major Chroma | ||
| Line 750: | Line 750: | ||
|- | |- | ||
| style="text-align:center;" | 648/625 | | style="text-align:center;" | 648/625 | ||
| | | 3 4 -4 > | | |<nowiki> | 3 4 -4 </nowiki>> | ||
| style="text-align:right;" | 62.57 | | style="text-align:right;" | 62.57 | ||
| style="text-align:center;" | Major Diesis | | style="text-align:center;" | Major Diesis | ||
| Line 757: | Line 757: | ||
|- | |- | ||
| style="text-align:center;" | 3125/3072 | | style="text-align:center;" | 3125/3072 | ||
| | | -10 -1 5 > | | |<nowiki> | -10 -1 5 </nowiki>> | ||
| style="text-align:right;" | 29.61 | | style="text-align:right;" | 29.61 | ||
| style="text-align:center;" | Small Diesis | | style="text-align:center;" | Small Diesis | ||
| Line 764: | Line 764: | ||
|- | |- | ||
| style="text-align:center;" | | | style="text-align:center;" | | ||
| | | 23 6 -14 > | | |<nowiki> | 23 6 -14 </nowiki>> | ||
| style="text-align:right;" | 3.34 | | style="text-align:right;" | 3.34 | ||
| style="text-align:center;" | Vishnuzma | | style="text-align:center;" | Vishnuzma | ||
| Line 771: | Line 771: | ||
|- | |- | ||
| style="text-align:center;" | 36/35 | | style="text-align:center;" | 36/35 | ||
| | | 2 2 -1 -1 > | | |<nowiki> | 2 2 -1 -1 </nowiki>> | ||
| style="text-align:right;" | 48.77 | | style="text-align:right;" | 48.77 | ||
| style="text-align:center;" | Septimal Quarter Tone | | style="text-align:center;" | Septimal Quarter Tone | ||
| Line 778: | Line 778: | ||
|- | |- | ||
| style="text-align:center;" | 525/512 | | style="text-align:center;" | 525/512 | ||
| | | -9 1 2 1 > | | |<nowiki> | -9 1 2 1 </nowiki>> | ||
| style="text-align:right;" | 43.41 | | style="text-align:right;" | 43.41 | ||
| style="text-align:center;" | Avicennma | | style="text-align:center;" | Avicennma | ||
| Line 785: | Line 785: | ||
|- | |- | ||
| style="text-align:center;" | 50/49 | | style="text-align:center;" | 50/49 | ||
| | | 1 0 2 -2 > | | |<nowiki> | 1 0 2 -2 </nowiki>> | ||
| style="text-align:right;" | 34.98 | | style="text-align:right;" | 34.98 | ||
| style="text-align:center;" | Tritonic Diesis | | style="text-align:center;" | Tritonic Diesis | ||
| Line 792: | Line 792: | ||
|- | |- | ||
| style="text-align:center;" | 64827/64000 | | style="text-align:center;" | 64827/64000 | ||
| | | -9 3 -3 4 > | | |<nowiki> | -9 3 -3 4 </nowiki>> | ||
| style="text-align:right;" | 22.23 | | style="text-align:right;" | 22.23 | ||
| style="text-align:center;" | Squalentine | | style="text-align:center;" | Squalentine | ||
| Line 799: | Line 799: | ||
|- | |- | ||
| style="text-align:center;" | 3125/3087 | | style="text-align:center;" | 3125/3087 | ||
| | | 0 -2 5 -3 > | | |<nowiki> | 0 -2 5 -3 </nowiki>> | ||
| style="text-align:right;" | 21.18 | | style="text-align:right;" | 21.18 | ||
| style="text-align:center;" | Gariboh | | style="text-align:center;" | Gariboh | ||
| Line 806: | Line 806: | ||
|- | |- | ||
| style="text-align:center;" | 126/125 | | style="text-align:center;" | 126/125 | ||
| | | 1 2 -3 1 > | | |<nowiki> | 1 2 -3 1 </nowiki>> | ||
| style="text-align:right;" | 13.79 | | style="text-align:right;" | 13.79 | ||
| style="text-align:center;" | Septimal Semicomma | | style="text-align:center;" | Septimal Semicomma | ||
| Line 813: | Line 813: | ||
|- | |- | ||
| style="text-align:center;" | 1029/1024 | | style="text-align:center;" | 1029/1024 | ||
| | | -10 1 0 3 > | | |<nowiki> | -10 1 0 3 </nowiki>> | ||
| style="text-align:right;" | 8.43 | | style="text-align:right;" | 8.43 | ||
| style="text-align:center;" | Gamelisma | | style="text-align:center;" | Gamelisma | ||
| Line 820: | Line 820: | ||
|- | |- | ||
| style="text-align:center;" | 6144/6125 | | style="text-align:center;" | 6144/6125 | ||
| | | 11 1 -3 -2 > | | |<nowiki> | 11 1 -3 -2 </nowiki>> | ||
| style="text-align:right;" | 5.36 | | style="text-align:right;" | 5.36 | ||
| style="text-align:center;" | Porwell | | style="text-align:center;" | Porwell | ||
| Line 827: | Line 827: | ||
|- | |- | ||
| style="text-align:center;" | 121/120 | | style="text-align:center;" | 121/120 | ||
| | | -3 -1 -1 0 2 > | | |<nowiki> | -3 -1 -1 0 2 </nowiki>> | ||
| style="text-align:right;" | 14.37 | | style="text-align:right;" | 14.37 | ||
| style="text-align:center;" | Biyatisma | | style="text-align:center;" | Biyatisma | ||
| Line 834: | Line 834: | ||
|- | |- | ||
| style="text-align:center;" | 176/175 | | style="text-align:center;" | 176/175 | ||
| | | 4 0 -2 -1 1 > | | |<nowiki> | 4 0 -2 -1 1 </nowiki>> | ||
| style="text-align:right;" | 9.86 | | style="text-align:right;" | 9.86 | ||
| style="text-align:center;" | Valinorsma | | style="text-align:center;" | Valinorsma | ||
| Line 841: | Line 841: | ||
|- | |- | ||
| style="text-align:center;" | 385/384 | | style="text-align:center;" | 385/384 | ||
| | | -7 -1 1 1 1 > | | |<nowiki> | -7 -1 1 1 1 </nowiki>> | ||
| style="text-align:right;" | 4.50 | | style="text-align:right;" | 4.50 | ||
| style="text-align:center;" | Keenanisma | | style="text-align:center;" | Keenanisma | ||
| Line 848: | Line 848: | ||
|- | |- | ||
| style="text-align:center;" | 441/440 | | style="text-align:center;" | 441/440 | ||
| | | -3 2 -1 2 -1 > | | |<nowiki> | -3 2 -1 2 -1 </nowiki>> | ||
| style="text-align:right;" | 3.93 | | style="text-align:right;" | 3.93 | ||
| style="text-align:center;" | Werckisma | | style="text-align:center;" | Werckisma | ||
| Line 855: | Line 855: | ||
|- | |- | ||
| style="text-align:center;" | 3025/3024 | | style="text-align:center;" | 3025/3024 | ||
| | | -4 -3 2 -1 2 > | | |<nowiki> | -4 -3 2 -1 2 </nowiki>> | ||
| style="text-align:right;" | 0.57 | | style="text-align:right;" | 0.57 | ||
| style="text-align:center;" | Lehmerisma | | style="text-align:center;" | Lehmerisma | ||
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='''Armodue Theory (4-line staff)'''= | ='''Armodue Theory (4-line staff)'''= | ||
[http://www.armodue.com/ricerche.htm Armodue]: | [http://www.armodue.com/ricerche.htm Armodue]: Pierpaolo Beretta's website for his "Armodue" theory for 16edo (esadekaphonic), including compositions. | ||
Translations of parts of the Armodue pages can be found [[Armodue|here]] on this wiki. | Translations of parts of the Armodue pages can be found [[Armodue|here]] on this wiki. | ||
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[http://www.cdbaby.com/cd/aeternamusic Tribute to Armodue] by Aeterna | [http://www.cdbaby.com/cd/aeternamusic Tribute to Armodue] by Aeterna | ||
[http://www.io.com/%7Ehmiller/midi/16tet.mid Etude in 16-tone equal tuning] [http://clones.soonlabel.com/public/micro/gene_ward_smith/Others/Herman/16tet.mp3 play] ([http://soonlabel.com/xenharmonic/archives/2604 organ version]) by [[Herman_Miller|Herman Miller ]] | [http://www.io.com/%7Ehmiller/midi/16tet.mid Etude in 16-tone equal tuning] [http://clones.soonlabel.com/public/micro/gene_ward_smith/Others/Herman/16tet.mp3 play] ([http://soonlabel.com/xenharmonic/archives/2604 organ version]) by [[Herman_Miller|Herman Miller]] | ||
[https://soundcloud.com/ron-sword/mavila-fog The Foggy Road from Pasadena] by Ron Sword | [https://soundcloud.com/ron-sword/mavila-fog The Foggy Road from Pasadena] by Ron Sword | ||
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[http://micro.soonlabel.com/gene_ward_smith/Others/Winchester/05%20-%205.%2016%20octave.mp3 Comets Over Flatland 5] by [[Randy_Winchester|Randy Winchester]] | [http://micro.soonlabel.com/gene_ward_smith/Others/Winchester/05%20-%205.%2016%20octave.mp3 Comets Over Flatland 5] by [[Randy_Winchester|Randy Winchester]] | ||
[http://micro.soonlabel.com/16-ET/20120527-16-malathion.mp3 Malathion] by [http://chrisvaisvil.com/?p=2358#comments Chris Vaisvil ] | [http://micro.soonlabel.com/16-ET/20120527-16-malathion.mp3 Malathion] by [http://chrisvaisvil.com/?p=2358#comments Chris Vaisvil] | ||
[http://micro.soonlabel.com/16-ET/20130216_16edo_vesta.mp3 Being of Vesta] by [http://chrisvaisvil.com/?p=3061 Chris Vaisvil] | [http://micro.soonlabel.com/16-ET/20130216_16edo_vesta.mp3 Being of Vesta] by [http://chrisvaisvil.com/?p=3061 Chris Vaisvil] | ||
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<span style="display: block; height: 1px; left: 0px; overflow: hidden; position: absolute; top: 3102px; width: 1px;"><span style="font-family: Palatino; font-size: medium;">[http://x31eq.com/cgi-bin/uv.cgi?uvs=%5B-19%2C7%2C1%3E&limit=2_5_7 546875:524288]</span> | <span style="display: block; height: 1px; left: 0px; overflow: hidden; position: absolute; top: 3102px; width: 1px;"><span style="font-family: Palatino; font-size: medium;">[http://x31eq.com/cgi-bin/uv.cgi?uvs=%5B-19%2C7%2C1%3E&limit=2_5_7 546875:524288]</span> | ||
[[Category:16-tone]] | [[Category:16-tone]] | ||