16edt: Difference between revisions
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{{Infobox ET}} | |||
{{ED intro}} | |||
=Intervals= | == Properties == | ||
As the double of [[8edt|8EDT]], this division of the tritave is harmonically fraternal to [[10edo|10EDO]]. Its unit step is ~1.128{{c}} flat of 1\10EDO. Unlike 10EDO, it does not really have a 7 or 13 because it is not using its approximation of 2 as equivalent though the accumulated flatness of a stack of its unit step leads to an excellent [[21/13|13:21]] and a decent [[13/7|7:13]]. When twos are admitted, it turns into a tritave-repeating version of Blackwood temperament. | |||
== Harmonics == | |||
{{Harmonics in equal | |||
| steps = 16 | |||
| num = 3 | |||
| denom = 1 | |||
| intervals = odd | |||
}} | |||
{{Harmonics in equal | |||
| steps = 16 | |||
| num = 3 | |||
| denom = 1 | |||
| start = 12 | |||
| collapsed = 1 | |||
| intervals = odd | |||
}} | |||
== Intervals == | |||
{| class="wikitable" | {| class="wikitable" | ||
|- | |- | ||
! | Degree | ! rowspan="2" | Degree | ||
! | Size in [[ | ! colspan="2" | Size in | ||
|- | |||
! [[Cents]] | |||
! Hekts | |||
|- | |- | ||
| style="text-align:center;" | 1 | | style="text-align: center;" | 1 | ||
| style="text-align:right;" | 118.87219 | | style="text-align: right;" | 118.87219 | ||
| 81.25 | |||
|- | |- | ||
| style="text-align:center;" | 2 | | style="text-align: center;" | 2 | ||
| style="text-align:right;" | 237.74438 | | style="text-align: right;" | 237.74438 | ||
| 162.5 | |||
|- | |- | ||
| style="text-align:center;" | 3 | | style="text-align: center;" | 3 | ||
| style="text-align:right;" | 356.61656 | | style="text-align: right;" | 356.61656 | ||
| 243.75 | |||
|- | |- | ||
| style="text-align:center;" | 4 | | style="text-align: center;" | 4 | ||
| style="text-align:right;" | 475.48875 | | style="text-align: right;" | 475.48875 | ||
| 325 | |||
|- | |- | ||
| style="text-align:center;" | 5 | | style="text-align: center;" | 5 | ||
| style="text-align:right;" | 594.36094 | | style="text-align: right;" | 594.36094 | ||
| 406.25 | |||
|- | |- | ||
| style="text-align:center;" | 6 | | style="text-align: center;" | 6 | ||
| style="text-align:right;" | 713.23312 | | style="text-align: right;" | 713.23312 | ||
| 487.5 | |||
|- | |- | ||
| style="text-align:center;" | 7 | | style="text-align: center;" | 7 | ||
| style="text-align:right;" | 832.10531 | | style="text-align: right;" | 832.10531 | ||
| 568.75 | |||
|- | |- | ||
| style="text-align:center;" | 8 | | style="text-align: center;" | 8 | ||
| style="text-align:right;" | 950. | | style="text-align: right;" | 950.9775 | ||
| 650 | |||
|- | |- | ||
| style="text-align:center;" | 9 | | style="text-align: center;" | 9 | ||
| style="text-align:right;" | 1069.84969 | | style="text-align: right;" | 1069.84969 | ||
| 731.25 | |||
|- | |- | ||
| style="text-align:center;" | 10 | | style="text-align: center;" | 10 | ||
| style="text-align:right;" | 1188.72188 | | style="text-align: right;" | 1188.72188 | ||
| 812.5 | |||
|- | |- | ||
| style="text-align:center;" | 11 | | style="text-align: center;" | 11 | ||
| style="text-align:right;" | 1307.59406 | | style="text-align: right;" | 1307.59406 | ||
| 893.75 | |||
|- | |- | ||
| style="text-align:center;" | 12 | | style="text-align: center;" | 12 | ||
| style="text-align:right;" | 1426.46625 | | style="text-align: right;" | 1426.46625 | ||
| 975 | |||
|- | |- | ||
| style="text-align:center;" | 13 | | style="text-align: center;" | 13 | ||
| style="text-align:right;" | 1545.33844 | | style="text-align: right;" | 1545.33844 | ||
| 1056.25 | |||
|- | |- | ||
| style="text-align:center;" | 14 | | style="text-align: center;" | 14 | ||
| style="text-align:right;" | 1664.21063 | | style="text-align: right;" | 1664.21063 | ||
| 1137.5 | |||
|- | |- | ||
| style="text-align:center;" | 15 | | style="text-align: center;" | 15 | ||
| style="text-align:right;" | 1783.08281 | | style="text-align: right;" | 1783.08281 | ||
| 1218.75 | |||
|- | |- | ||
| style="text-align:center;" | 16 | | style="text-align: center;" | 16 | ||
| style="text-align:right;" | 1901. | | style="text-align: right;" | 1901.955 | ||
| 1300 | |||
|} | |} | ||
=Music= | == Related temperament == | ||
16EDT is also be thought of as a generator of the ''subsedia'' temperament, which is a [[cluster temperament]] with 10 clusters of notes in an octave. | |||
=== [[Mirkwai clan #Subsedia|Subsedia]] (10 & 111) === | |||
==== 7-limit ==== | |||
Comma list: 16875/16807, 65536/64827 | |||
Mapping: [{{val|1 0 5 4}}, {{val|0 16 -27 -12}}] | |||
POTE generator: ~15/14 = 118.965 | |||
{{Optimal ET sequence|legend=1| 10, 101, 111, 121, 232d}} | |||
Badness: 0.157658 | |||
==== 11-limit ==== | |||
Comma list: 540/539, 1375/1372, 65536/64827 | |||
Mapping: [{{val|1 0 5 4 -1}}, {{val|0 16 -27 -12 45}}] | |||
POTE generator: ~15/14 = 118.968 | |||
{{Optimal ET sequence|legend=1| 10, 101, 111, 121, 232d}} | |||
Badness: 0.066838 | |||
==== 13-limit ==== | |||
Comma list: 352/351, 540/539, 676/675, 1375/1372 | |||
Mapping: [{{val|1 0 5 4 -1 4}}, {{val|0 16 -27 -12 45 -3}}] | |||
POTE generator: ~15/14 = 118.968 | |||
{{Optimal ET sequence|legend=1| 10, 101, 111, 121, 232d}} | |||
Badness: 0.031635 | |||
==== 17-limit ==== | |||
Comma list: 256/255, 352/351, 442/441, 540/539, 715/714 | |||
Mapping: [{{val|1 0 5 4 -1 4 3}}, {{val|0 16 -27 -12 45 -3 11}}] | |||
POTE generator: ~15/14 = 118.968 | |||
{{Optimal ET sequence|legend=1| 10, 101, 111, 121, 232dg}} | |||
Badness: 0.019707 | |||
== Music == | |||
[http://soonlabel.com/xenharmonic/wp-content/uploads/2011/11/16-edt.mp3 A Short Tune in 16EDT] by [[Peter_'Rush'_Kosmorsky|Peter 'Rush' Kosmorsky]] | [http://soonlabel.com/xenharmonic/wp-content/uploads/2011/11/16-edt.mp3 A Short Tune in 16EDT] by [[Peter_'Rush'_Kosmorsky|Peter 'Rush' Kosmorsky]] | ||
[[Category:Macrotonal]] | |||
{{todo|expand}} | |||