1/3-comma meantone: Difference between revisions

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{{interwiki
{{interwiki
| de = Drittelkomma-mitteltönig
| de = Drittelkomma-mitteltönig
| en = 1/3 syntonic comma meantone
| en = 1/3-comma meantone
| es =  
| es =  
| ja =  
| ja = 1/3-コンマミーントーン
}}
}}
'''1/3-comma meantone''' is the tuning of [[meantone]] temperament in which each perfect fifth is tempered by a third of a [[syntonic comma]] from its just value of [[3/2]]. This results in minor thirds being exactly [[6/5]] (and major sixths being exactly [[5/3]]). In other words, 1/3-comma meantone is the specific tuning of [[meantone]] temperament with an [[Eigenmonzo|eigenmonzo (unchanged-interval)]] of 6/5. The fifth is 694.786 cents in size, and the major third 379.145 cents. Both are flat by 1/3 syntonic comma (''c''. 7.2 cents) than that in the JI. 1/3-comma meantone is practically identical to the closed system of [[19edo]] (although technically there is a slight difference).
'''1/3-comma meantone''' is the tuning of [[meantone]] temperament in which each perfect fifth is tempered by a third of a [[syntonic comma]] from its just value of [[3/2]]. This results in minor thirds being exactly [[6/5]] (and major sixths being exactly [[5/3]]). In other words, 1/3-comma meantone is the specific tuning of [[meantone]] temperament with an [[Eigenmonzo|eigenmonzo (unchanged interval)]] of 6/5. The fifth is 694.786 cents in size, and the major third 379.145 cents. Both are flat by 1/3 syntonic comma (''c''. 7.2 cents) than that in the JI. 1/3-comma meantone is practically identical to the closed system of [[19edo]] (although technically there is a slight difference as 19edo's fifth is 0.05 cents flatter).


== Tuning profile ==
== Tuning profile ==
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[[Tuning map]]: {{val| 1200 1894.7862 2779.1450 3347.8624 }}
[[Tuning map]]: {{val| 1200 1894.7862 2779.1450 3347.8624 }}


[[Mistuning map]]: {{val| 0 -7.1688 -7.1688 -20.9635 }}
[[Error map]]: {{val| 0 -7.1688 -7.1688 -20.9635 }}


== External links ==
== External links ==

Latest revision as of 03:20, 17 July 2026

1/3-comma meantone is the tuning of meantone temperament in which each perfect fifth is tempered by a third of a syntonic comma from its just value of 3/2. This results in minor thirds being exactly 6/5 (and major sixths being exactly 5/3). In other words, 1/3-comma meantone is the specific tuning of meantone temperament with an eigenmonzo (unchanged interval) of 6/5. The fifth is 694.786 cents in size, and the major third 379.145 cents. Both are flat by 1/3 syntonic comma (c. 7.2 cents) than that in the JI. 1/3-comma meantone is practically identical to the closed system of 19edo (although technically there is a slight difference as 19edo's fifth is 0.05 cents flatter).

Tuning profile

Projection map:

[⟨ 1 4/3 4/3 1/3 ]
0 -1/3 -4/3 -10/3 ]
0 1/3 4/3 10/3 ]
0 0 0 0 ]]

Tuning map: 1200 1894.7862 2779.1450 3347.8624]

Error map: 0 -7.1688 -7.1688 -20.9635]

External links