41edo: Difference between revisions
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== Theory == | == Theory == | ||
The 41-tET, 41-EDO, 41-ET, or '''41-Tone Equal Temperament''' is the scale derived by dividing the octave into 41 equally-sized steps. Each step represents a frequency ratio of 29.268 [[ | The 41-tET, 41-EDO, 41-ET, or '''41-Tone Equal Temperament''' is the scale derived by dividing the octave into 41 equally-sized steps. Each step represents a frequency ratio of 29.268 [[cents]], an [[interval]] close in size to [[64/63]], the [[Septimal_comma|septimal comma]]. 41-ET can be seen as a tuning of the ''[[Schismatic_family#Garibaldi|Garibaldi temperament]]'' [[#cite_note-1|[1]]] , [[#cite_note-2|[2]]] , [[#cite_note-3|[3]]] the ''[[Magic_family|Magic temperament]]'' [[#cite_note-4|[4]]] and the superkleismic (41&26) temperament. It is the second smallest equal temperament (after [[29edo]]) whose perfect fifth is closer to just intonation than that of [[12edo|12-ET]], and is the seventh [[The_Riemann_Zeta_Function_and_Tuning#Zeta EDO lists|zeta integral edo]] after 31; it is not, however, a [[The_Riemann_Zeta_Function_and_Tuning#Zeta EDO lists|zeta gap edo]]. This has to do with the fact that it can deal with the [[11-limit]] fairly well, and the [[13-limit]] perhaps close enough for government work, though its [[13/10]] is 14 cents sharp. Various 13-limit [[Magic_extensions|magic extensions]] are supported by 41: 13-limit magic, and less successfully necromancy and witchcraft, all merge into one in 41edo tuning. The 41f val provides a superb tuning for sorcery, giving a less-complex version of the 13-limit, and the 41ef val likewise works well for telepathy; telepathy and sorcery merging into one however not in 41edo but in 22edo. | ||
41edo is consistent in the 15 odd limit. In fact, ''all'' of its intervals between 100 and 1100 cents in size are 15-odd-limit consonances, although 16\41 as 13/10 is debatable. (In comparison, [[ | 41edo is consistent in the 15 odd limit. In fact, ''all'' of its intervals between 100 and 1100 cents in size are 15-odd-limit consonances, although 16\41 as 13/10 is debatable. (In comparison, [[31edo]] is only consistent up to the 11-limit, and the intervals 12/31 and 19/31 have no 11-limit approximations). Treated as a no-seventeens tuning, it is consistent all the way up to 21-odd-limit. | ||
41-ET forms the foundation of the [http://www.h-pi.com/theory/huntsystem1.html H-System], which uses the scale degrees of 41-ET as the basic [[ | 41-ET forms the foundation of the [http://www.h-pi.com/theory/huntsystem1.html H-System], which uses the scale degrees of 41-ET as the basic [[13-limit]] intervals requiring fine tuning +/- 1 [http://www.h-pi.com/theory/huntsystem2.html average JND] from the 41-ET circle in [[205edo]]. 41-ET is also used by the [[The Kite Guitar|Kite Guitar]], see below in "Instruments". | ||
41edo is the 13th [[prime_numbers|prime]] edo, following [[ | 41edo is the 13th [[prime_numbers|prime]] edo, following [[37edo]] and coming before [[43edo]]. | ||
== Intervals == | == Intervals == | ||
Line 17: | Line 17: | ||
! # | ! # | ||
! Cents | ! Cents | ||
! Approximate Ratios | ! Approximate Ratios* | ||
! colspan="3" | [[ | ! colspan="3" | [[Ups and Downs Notation]] | ||
! Andrew's <br> Solfege Syllables | ! Andrew's <br> Solfege Syllables | ||
|- | |- | ||
| 0 | | 0 | ||
| 0.00 | | style="text-align:right" | 0.00 | ||
| [[1/1]] | | style="text-align:left" | [[1/1]] | ||
| perfect unison | | perfect unison | ||
| P1 | | P1 | ||
Line 30: | Line 30: | ||
|- | |- | ||
| 1 | | 1 | ||
| 29.27 | | style="text-align:right" | 29.27 | ||
| [[81/80]], [[64/63]] | | style="text-align:left" | [[81/80]], [[64/63]] | ||
| up-unison | | up-unison | ||
| ^1 | | ^1 | ||
Line 38: | Line 38: | ||
|- | |- | ||
| 2 | | 2 | ||
| 58.54 | | style="text-align:right" | 58.54 | ||
| [[25/24]], [[28/27]], [[33/32]] | | style="text-align:left" | [[25/24]], [[28/27]], [[33/32]] | ||
| double-up unison, downminor 2nd | | double-up unison, downminor 2nd | ||
| ^^1, vm2 | | ^^1, vm2 | ||
Line 46: | Line 46: | ||
|- | |- | ||
| 3 | | 3 | ||
| 87. | | style="text-align:right" | 87.80 | ||
| [[21/20]], [[22/21]], [[19/18]], [[20/19]] | | style="text-align:left" | [[21/20]], [[22/21]], [[19/18]], [[20/19]] | ||
| down-aug 1sn, minor 2nd | | down-aug 1sn, minor 2nd | ||
| vA1, m2 | | vA1, m2 | ||
Line 54: | Line 54: | ||
|- | |- | ||
| 4 | | 4 | ||
| 117.07 | | style="text-align:right" | 117.07 | ||
| [[16/15]], [[15/14]], [[14/13]] | | style="text-align:left" | [[16/15]], [[15/14]], [[14/13]] | ||
| augmented 1sn, upminor 2nd | | augmented 1sn, upminor 2nd | ||
| A1, ^m2 | | A1, ^m2 | ||
Line 62: | Line 62: | ||
|- | |- | ||
| 5 | | 5 | ||
| 146.34 | | style="text-align:right" | 146.34 | ||
| [[12/11]], [[13/12]] | | style="text-align:left" | [[12/11]], [[13/12]] | ||
| mid 2nd | | mid 2nd | ||
| ~2 | | ~2 | ||
Line 70: | Line 70: | ||
|- | |- | ||
| 6 | | 6 | ||
| 175.61 | | style="text-align:right" | 175.61 | ||
| [[10/9]], [[11/10]], [[21/19]] | | style="text-align:left" | [[10/9]], [[11/10]], [[21/19]] | ||
| downmajor 2nd | | downmajor 2nd | ||
| vM2 | | vM2 | ||
Line 78: | Line 78: | ||
|- | |- | ||
| 7 | | 7 | ||
| 204.88 | | style="text-align:right" | 204.88 | ||
| [[9/8]] | | style="text-align:left" | [[9/8]] | ||
| major 2nd | | major 2nd | ||
| M2 | | M2 | ||
Line 86: | Line 86: | ||
|- | |- | ||
| 8 | | 8 | ||
| 234.15 | | style="text-align:right" | 234.15 | ||
| [[8/7]], [[15/13]] | | style="text-align:left" | [[8/7]], [[15/13]] | ||
| upmajor 2nd | | upmajor 2nd | ||
| ^M2 | | ^M2 | ||
Line 94: | Line 94: | ||
|- | |- | ||
| 9 | | 9 | ||
| 263. | | style="text-align:right" | 263.41 | ||
| [[7/6]], [[22/19]] | | style="text-align:left" | [[7/6]], [[22/19]] | ||
| downminor 3rd | | downminor 3rd | ||
| vm3 | | vm3 | ||
Line 102: | Line 102: | ||
|- | |- | ||
| 10 | | 10 | ||
| 292.68 | | style="text-align:right" | 292.68 | ||
| [[32/27]], [[13/11]], [[19/16]] | | style="text-align:left" | [[32/27]], [[13/11]], [[19/16]] | ||
| minor 3rd | | minor 3rd | ||
| m3 | | m3 | ||
Line 110: | Line 110: | ||
|- | |- | ||
| 11 | | 11 | ||
| 321.95 | | style="text-align:right" | 321.95 | ||
| [[6/5]] | | style="text-align:left" | [[6/5]] | ||
| upminor 3rd | | upminor 3rd | ||
| ^m3 | | ^m3 | ||
Line 118: | Line 118: | ||
|- | |- | ||
| 12 | | 12 | ||
| 351.22 | | style="text-align:right" | 351.22 | ||
| [[11/9]], [[27/22]], [[16/13]] | | style="text-align:left" | [[11/9]], [[27/22]], [[16/13]] | ||
| mid 3rd | | mid 3rd | ||
| ~3 | | ~3 | ||
Line 126: | Line 126: | ||
|- | |- | ||
| 13 | | 13 | ||
| 380.49 | | style="text-align:right" | 380.49 | ||
| [[5/4]], [[26/21]] | | style="text-align:left" | [[5/4]], [[26/21]] | ||
| downmajor 3rd | | downmajor 3rd | ||
| vM3 | | vM3 | ||
Line 134: | Line 134: | ||
|- | |- | ||
| 14 | | 14 | ||
| 409.76 | | style="text-align:right" | 409.76 | ||
| [[81/64]], [[14/11]], [[24/19]], [[19/15]] | | style="text-align:left" | [[81/64]], [[14/11]], [[24/19]], [[19/15]] | ||
| major 3rd | | major 3rd | ||
| M3 | | M3 | ||
Line 142: | Line 142: | ||
|- | |- | ||
| 15 | | 15 | ||
| 439.02 | | style="text-align:right" | 439.02 | ||
| [[9/7 | | style="text-align:left" | [[9/7]], [[32/25]] | ||
| upmajor 3rd | | upmajor 3rd | ||
| ^M3 | | ^M3 | ||
Line 150: | Line 150: | ||
|- | |- | ||
| 16 | | 16 | ||
| 468.29 | | style="text-align:right" | 468.29 | ||
| [[21/16]], [[13/10]] | | style="text-align:left" | [[21/16]], [[13/10]] | ||
| down-4th | | down-4th | ||
| v4 | | v4 | ||
Line 158: | Line 158: | ||
|- | |- | ||
| 17 | | 17 | ||
| 497.56 | | style="text-align:right" | 497.56 | ||
| [[4/3]] | | style="text-align:left" | [[4/3]] | ||
| perfect 4th | | perfect 4th | ||
| P4 | | P4 | ||
Line 166: | Line 166: | ||
|- | |- | ||
| 18 | | 18 | ||
| 526.83 | | style="text-align:right" | 526.83 | ||
| [[15/11]], [[27/20]], [[19/14]] | | style="text-align:left" | [[15/11]], [[27/20]], [[19/14]] | ||
| up-4th | | up-4th | ||
| ^4 | | ^4 | ||
Line 174: | Line 174: | ||
|- | |- | ||
| 19 | | 19 | ||
| 556. | | style="text-align:right" | 556.10 | ||
| [[11/8]], [[18/13]], [[26/19]] | | style="text-align:left" | [[11/8]], [[18/13]], [[26/19]] | ||
| mid-4th | | mid-4th | ||
| ~4 | | ~4 | ||
Line 182: | Line 182: | ||
|- | |- | ||
| 20 | | 20 | ||
| 585.37 | | style="text-align:right" | 585.37 | ||
| [[7/5]] | | style="text-align:left" | [[7/5]] | ||
| downaug 4th, dim 5th | | downaug 4th, dim 5th | ||
| vA4, d5 | | vA4, d5 | ||
Line 190: | Line 190: | ||
|- | |- | ||
| 21 | | 21 | ||
| 614.63 | | style="text-align:right" | 614.63 | ||
| [[10/7]] | | style="text-align:left" | [[10/7]] | ||
| aug 4th, updim 5th | | aug 4th, updim 5th | ||
| A4, ^d5 | | A4, ^d5 | ||
Line 198: | Line 198: | ||
|- | |- | ||
| 22 | | 22 | ||
| 643.90 | | style="text-align:right" | 643.90 | ||
| [[16/11]], [[13/9]], [[19/13]] | | style="text-align:left" | [[16/11]], [[13/9]], [[19/13]] | ||
| mid-5th | | mid-5th | ||
| ~5 | | ~5 | ||
Line 206: | Line 206: | ||
|- | |- | ||
| 23 | | 23 | ||
| 673.17 | | style="text-align:right" | 673.17 | ||
| [[22/15]], [[40/27]], [[28/19]] | | style="text-align:left" | [[22/15]], [[40/27]], [[28/19]] | ||
| down-5th | | down-5th | ||
| v5 | | v5 | ||
Line 214: | Line 214: | ||
|- | |- | ||
| 24 | | 24 | ||
| 702.44 | | style="text-align:right" | 702.44 | ||
| [[3/2]] | | style="text-align:left" | [[3/2]] | ||
| perfect 5th | | perfect 5th | ||
| P5 | | P5 | ||
Line 222: | Line 222: | ||
|- | |- | ||
| 25 | | 25 | ||
| 731.71 | | style="text-align:right" | 731.71 | ||
| [[32/21]], [[20/13]] | | style="text-align:left" | [[32/21]], [[20/13]] | ||
| up-5th | | up-5th | ||
| ^5 | | ^5 | ||
Line 230: | Line 230: | ||
|- | |- | ||
| 26 | | 26 | ||
| 760.98 | | style="text-align:right" | 760.98 | ||
| [[14/9]], [[25/16]] | | style="text-align:left" | [[14/9]], [[25/16]] | ||
| downminor 6th | | downminor 6th | ||
| vm6 | | vm6 | ||
Line 238: | Line 238: | ||
|- | |- | ||
| 27 | | 27 | ||
| 790.24 | | style="text-align:right" | 790.24 | ||
| [[128/81]], [[11/7]], [[19/12]], [[30/19]] | | style="text-align:left" | [[128/81]], [[11/7]], [[19/12]], [[30/19]] | ||
| minor 6th | | minor 6th | ||
| m6 | | m6 | ||
Line 246: | Line 246: | ||
|- | |- | ||
| 28 | | 28 | ||
| 819.51 | | style="text-align:right" | 819.51 | ||
| [[8/5]], [[21/13]] | | style="text-align:left" | [[8/5]], [[21/13]] | ||
| upminor 6th | | upminor 6th | ||
| ^m6 | | ^m6 | ||
Line 254: | Line 254: | ||
|- | |- | ||
| 29 | | 29 | ||
| 848.78 | | style="text-align:right" | 848.78 | ||
| [[18/11]], [[44/27]], [[13/8]] | | style="text-align:left" | [[18/11]], [[44/27]], [[13/8]] | ||
| mid 6th | | mid 6th | ||
| ~6 | | ~6 | ||
Line 262: | Line 262: | ||
|- | |- | ||
| 30 | | 30 | ||
| 878.05 | | style="text-align:right" | 878.05 | ||
| [[5/3]] | | style="text-align:left" | [[5/3]] | ||
| downmajor 6th | | downmajor 6th | ||
| vM6 | | vM6 | ||
Line 270: | Line 270: | ||
|- | |- | ||
| 31 | | 31 | ||
| 907.32 | | style="text-align:right" | 907.32 | ||
| [[27/16]], [[22/13]], [[32/19]] | | style="text-align:left" | [[27/16]], [[22/13]], [[32/19]] | ||
| major 6th | | major 6th | ||
| M6 | | M6 | ||
Line 278: | Line 278: | ||
|- | |- | ||
| 32 | | 32 | ||
| 936.59 | | style="text-align:right" | 936.59 | ||
| [[12/7]], [[19/11]] | | style="text-align:left" | [[12/7]], [[19/11]] | ||
| upmajor 6th | | upmajor 6th | ||
| ^M6 | | ^M6 | ||
Line 286: | Line 286: | ||
|- | |- | ||
| 33 | | 33 | ||
| 965.85 | | style="text-align:right" | 965.85 | ||
| [[7/4]], [[26/15]] | | style="text-align:left" | [[7/4]], [[26/15]] | ||
| downminor 7th | | downminor 7th | ||
| vm7 | | vm7 | ||
Line 294: | Line 294: | ||
|- | |- | ||
| 34 | | 34 | ||
| 995.12 | | style="text-align:right" | 995.12 | ||
| [[16/9]] | | style="text-align:left" | [[16/9]] | ||
| minor 7th | | minor 7th | ||
| m7 | | m7 | ||
Line 302: | Line 302: | ||
|- | |- | ||
| 35 | | 35 | ||
| 1024.39 | | style="text-align:right" | 1024.39 | ||
| [[9/5]], [[20/11]], [[38/21]] | | style="text-align:left" | [[9/5]], [[20/11]], [[38/21]] | ||
| upminor 7th | | upminor 7th | ||
| ^m7 | | ^m7 | ||
Line 310: | Line 310: | ||
|- | |- | ||
| 36 | | 36 | ||
| 1053.66 | | style="text-align:right" | 1053.66 | ||
| [[11/6]], [[24/13]] | | style="text-align:left" | [[11/6]], [[24/13]] | ||
| mid 7th | | mid 7th | ||
| ~7 | | ~7 | ||
Line 318: | Line 318: | ||
|- | |- | ||
| 37 | | 37 | ||
| 1082.93 | | style="text-align:right" | 1082.93 | ||
| [[15/8]], [[28/15]], [[13/7]] | | style="text-align:left" | [[15/8]], [[28/15]], [[13/7]] | ||
| downmajor 7th | | downmajor 7th | ||
| vM7 | | vM7 | ||
Line 326: | Line 326: | ||
|- | |- | ||
| 38 | | 38 | ||
| 1112. | | style="text-align:right" | 1112.20 | ||
| [[40/21]], [[21/11]], [[36/19]], [[19/10]] | | style="text-align:left" | [[40/21]], [[21/11]], [[36/19]], [[19/10]] | ||
| major 7th | | major 7th | ||
| M7 | | M7 | ||
Line 334: | Line 334: | ||
|- | |- | ||
| 39 | | 39 | ||
| 1141.46 | | style="text-align:right" | 1141.46 | ||
| [[48/25]], [[27/14]], [[64/33]] | | style="text-align:left" | [[48/25]], [[27/14]], [[64/33]] | ||
| upmajor 7th | | upmajor 7th | ||
| ^M7 | | ^M7 | ||
Line 342: | Line 342: | ||
|- | |- | ||
| 40 | | 40 | ||
| 1170.73 | | style="text-align:right" | 1170.73 | ||
| [[160/81]], [[63/32]] | | style="text-align:left" | [[160/81]], [[63/32]] | ||
| dim 8ve | | dim 8ve | ||
| v8 | | v8 | ||
Line 350: | Line 350: | ||
|- | |- | ||
| 41 | | 41 | ||
| 1200 | | style="text-align:right" | 1200.00 | ||
| 2/1 | | style="text-align:left" | 2/1 | ||
| perfect 8ve | | perfect 8ve | ||
| P8 | | P8 | ||
Line 716: | Line 716: | ||
|- | |- | ||
| " | | " | ||
| style="text-align:center;" | | |||
| style="text-align:center;" | 19.95 | | 19.95 | ||
| {{Monzo| 10 -11 2 1 }} | | {{Monzo| 10 -11 2 1 }} | ||
| Sazoyoyo | | Sazoyoyo |