Harmonics 8–16: Difference between revisions

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{{Infobox AFDO|steps=8}}
{{Infobox harmonics|8}}


'''8afdo''' ([[AFDO|arithmetic frequency division of the octave]]), or '''8odo''' ([[otonal division]] of the octave), divides the octave into eight parts of 1/8 each. As a scale it may be known as [[Harmonic mode|mode 8 of the harmonic series]] or the [[Overtone scale #Over-n scales|Over-8]] scale. Because 8 is a power of 2, 8afdo corresponds to the 8th to 16th harmonics octave-reduced. 8afdo is a highly effective scale and contains many commonly-used intervals such as [[9/8]], [[5/4]], [[3/2]], [[7/4]], [[15/8]], and [[2/1]].
{{Harmonics intro|8}} Above its root it contains many commonly-used intervals such as [[9/8]], [[5/4]], [[3/2]], [[7/4]], [[15/8]], and [[2/1]].
The [[otonal heptad]] can be obtained by removing harmonic 15.
 
The smallest [[edo]] that maintains 25% or lower relative error on all intervals of this scale is [[87edo]].


== Intervals ==
== Intervals ==
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[[Category:AFDO]]
== Scales ==
{{Idiosyncratic terms|Most of these names were coined, and are solely used, by [[Budjarn Lambeth]] - however he was only the first to ''name'' many of these scales, others have probably already ''used'' them before him.}}
* 8:9:10:12:13:16 Metamorphic
* 8:9:10:12:14:16 [[Otonalpentad]] (aka "rotated [[Harmonics 5–10]]", aka "springwater")
* 8:9:10:12:15:16 Ionosphere
* 8:9:11:12:13:16 Upwelling (clashes with some timbres, be careful with instrumentation)
* 8:9:11:12:14:16 Undercurrent
* 8:10:11:12:14:16 Ultraviolet
 
== Music ==
; [[Dante Rosati]]
* [https://www.youtube.com/watch?v=FlwN7qSGz9U ''Paracelsus for Diatonic Harmonic Guitar'']
* [https://www.youtube.com/watch?v=U6ElPRoIZak ''No Snow for Diatonic Harmonic Guitar'']
 
== See also ==
* [[Harmonics 16–32]]
* [[Harmonics 32–64]]
 
{{Navbox harmonics}}