60edo: Difference between revisions
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The '''60 equal divisions of the octave''' ('''60edo'''), or the '''60-tone equal temperament''' ('''60tet'''), '''60 equal temperament''' ('''60et''') when viewed from a [[regular temperament]] perspective, divides the [[octave]] into 60 [[equal]] parts of exactly 20 [[cent]]s each. | The '''60 equal divisions of the octave''' ('''60edo'''), or the '''60-tone equal temperament''' ('''60tet'''), '''60 equal temperament''' ('''60et''') when viewed from a [[regular temperament]] perspective, divides the [[octave]] into 60 [[equal]] parts of exactly 20 [[cent]]s each. | ||
== Theory == | == Theory == | ||
Since 60 = 5×12, 60edo belongs to the family of edos which contain [[12edo]], and like the other small edos of this kind, it tempers out the [[Pythagorean comma]], 531441/524288 = {{monzo|-19 12}}. In the [[5-limit]], it tempers out both the [[magic comma]], 3125/3072, and the [[amity comma]], 1600000/1594323, and supplies the optimal patent val for 5-limit [[magic]], tempering out 3125/3072. In the [[7-limit]] it tempers out [[875/864]], [[245/243]], [[225/224]] and [[10976/10935]], and [[support]]s [[magic]], [[compton]] and [[tritonic]] temperaments. In the [[11-limit]], the 60e [[val]] scores lower in [[badness]] than the [[patent val]], and makes for an excellent tritonic tuning. It tempers out [[121/120]] and [[441/440]], whereas the patent val tempers out [[100/99]], [[385/384]] and [[540/539]]. The tuning of 13 is superb at half a cent flat, and the 60e val also works excellently for [[13-limit]] tritonic. As a no-fives val, it is also excellent for the 2.3.7.11.13 [[Chromatic_pairs#Bleu|bleu temperament]]. | Since 60 = 5×12, 60edo belongs to the family of edos which contain [[12edo]], and like the other small edos of this kind, it tempers out the [[Pythagorean comma]], 531441/524288 = {{monzo|-19 12}}. In the [[5-limit]], it tempers out both the [[magic comma]], 3125/3072, and the [[amity comma]], 1600000/1594323, and supplies the optimal patent val for 5-limit [[magic]], tempering out 3125/3072. In the [[7-limit]] it tempers out [[875/864]], [[245/243]], [[225/224]] and [[10976/10935]], and [[support]]s [[magic]], [[compton]] and [[tritonic]] temperaments. In the [[11-limit]], the 60e [[val]] {{val| 60 95 139 168 '''207''' }} scores lower in [[badness]] than the [[patent val]] {{val| 60 95 139 168 '''208''' }} , and makes for an excellent tritonic tuning. It tempers out [[121/120]] and [[441/440]], whereas the patent val tempers out [[100/99]], [[385/384]] and [[540/539]]. The tuning of 13 is superb at half a cent flat, and the 60e val also works excellently for [[13-limit]] tritonic. As a no-fives val, it is also excellent for the 2.3.7.11.13 [[Chromatic_pairs#Bleu|bleu temperament]]. | ||
60edo is the 9th [[highly melodic EDO]]. In addition, it is of largest consistency among highly melodic EDOs for its size, being consistent in the 9-odd-limit, and all such EDOs all the way to [[27720edo]] are consistent in only at most 7-odd-limit. | 60edo is the 9th [[highly melodic EDO]]. In addition, it is of largest consistency among highly melodic EDOs for its size, being consistent in the 9-odd-limit, and all such EDOs all the way to [[27720edo]] are consistent in only at most 7-odd-limit. | ||
{{harmonics in equal|60}} | {{harmonics in equal|60}} | ||
== Intervals == | == Intervals == | ||
{| class="wikitable center-all right-2 left-3 left-4" | {| class="wikitable center-all right-2 left-3 left-4" | ||