Quark: Difference between revisions
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A '''quark''' is a proposed term for an interval that is 1/3 the size of a diatonic semitone. As a result it can also be called a sixth-tone (although it may not be 1/6 the size of the tempered whole tone). Since the width of a diatonic semitone is variable and depends on the tuning, a quark can take a range of different values. The term is derived from subatomic physics, where there are three quarks in a baryon. | A '''quark''' is a proposed term for an interval that is 1/3 the size of a diatonic semitone. As a result it can also be called a sixth-tone (although it may not be 1/6 the size of the tempered whole tone). Since the width of a diatonic semitone is variable and depends on the tuning, a quark can take a range of different values. The term [[wikipedia: quark| quark]] is derived from subatomic physics, where there are three quarks in a baryon. | ||
Equal temperaments with quark-sized steps include [[ | Equal temperaments with quark-sized steps include [[26edo]], [[31edo]], [[36edo]] (the "standard" quark or sixth-tone), [[41edo]], and [[46edo]]. | ||
One could argue that these tunings are much less overtly xenharmonic than those based on quarter-tones or third-tones. In 36edo, for example, all intervals are either equivalent to a 12edo interval, or are 33.3 cents higher or lower. As such, all "new" intervals are variations on familiar ones ("red notes" and "blue notes"), rather than representing entirely new categories; this is quite a different situation from what occurs in 24edo. 41edo is similar to 36edo in this respect and may be notated similarly, although it does contain neutral intervals. | One could argue that these tunings are much less overtly xenharmonic than those based on quarter-tones or third-tones. In 36edo, for example, all intervals are either equivalent to a 12edo interval, or are 33.3 cents higher or lower. As such, all "new" intervals are variations on familiar ones ("red notes" and "blue notes"), rather than representing entirely new categories; this is quite a different situation from what occurs in 24edo. 41edo is similar to 36edo in this respect and may be notated similarly, although it does contain neutral intervals. | ||
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Of course, the main drawback to using quark-based scales as opposed to simpler ones, is that the step size is smaller and there are more pitches. | Of course, the main drawback to using quark-based scales as opposed to simpler ones, is that the step size is smaller and there are more pitches. | ||
[[Category:31edo]] | [[Category:31edo]] | ||
[[Category:36edo]] | [[Category:36edo]] | ||
[[Category:41edo]] | [[Category:41edo]] |