Harry Partch related scales: Difference between revisions
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[[Harry Partch]] was an influential composer, musician, theorist and instrument maker. He was also an influential [[scalesmith]], and this page documents some of the scales he made whether directly or indirectly. | |||
== Scales made by Partch himself == | |||
{{Wikipedia|Harry Partch's 43-tone scale}} | |||
The famous Partch scale is his 43 note [[partch_43|Genesis scale]] or "pure" scale. | |||
Some other Partch scales are his 29-note [[partch_29-av|adapted viola scale]], his 37-note [[partch_37|draft exposition scale]], his [[partch_41a|41-note exposition scale]] and his [[partch_43a|43-note exposition scale]]. | |||
== Scales by others based on Partch’s work == | |||
By removing 11/10 and 20/11 from the Genesis scale, we obtain a [[:Category:41-tone scales|41-note]] [[epimorphic]] scale which has been called [[genesisminus|Genesis Minus]]; this scale is close to being a [[Fokker block]], tempering to a [[MOS]] in [[cassandra]], [[magic]] and [[rodan]] temperaments, for each of which the [[generator]]s range from -20 to 20, leading to a symmetrical scale. | |||
[[Paul Erlich]] constructed the [[cassmagoctrod]] Fokker block which is also a MOS in [[octacot]] temperament, with generator range -20 to 20. By chosing other linearly independent temperaments supported by the [[11-limit]] [[patent val]] for [[41edo]] to add to cassandra, magic and rodan and requiring the range of generators to be -20 to 20 for that temperament also, we can find other alternatives to Genesis Minus based on [[cassmagmonkrod|monkey]], [[cassmagsuprod|superkleismic]], or [[cassmagmirrod|miracle]], which do equally well measured by differences from Genesis Minus. | |||
A [[:Category:58-tone scales|58-note]] scale is as small as is possible for an epimorphic scale containing Genesis, for example [[genesisplus]]. By way of comparison, here is a Fokker block containing 35 of the 43 notes of Genesis: [[mynadiaechhemi]]. Mynadiaechhemi also contains a complete 11-limit [[tonality diamond]], and 58 is the smallest size of epimorphic scale for which that is possible. | |||
[[Partch9]] is a scale modified from one of [[Harry Partch]]'s scales, but it is unknown who modified it. | |||
== See also == | |||
* [[:Category:Harry Partch]]: Some additional scales may be documented here | |||
{{Navbox scale gallery}} | |||
[[Category:Harry Partch]] | |||
[[Category:Lists of scales]] | [[Category:Lists of scales]] | ||