Interval size measure: Difference between revisions
Wikispaces>xenwolf **Imported revision 239300503 - Original comment: ** |
Wikispaces>genewardsmith **Imported revision 241362027 - Original comment: ** |
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<h2>IMPORTED REVISION FROM WIKISPACES</h2> | <h2>IMPORTED REVISION FROM WIKISPACES</h2> | ||
This is an imported revision from Wikispaces. The revision metadata is included below for reference:<br> | This is an imported revision from Wikispaces. The revision metadata is included below for reference:<br> | ||
: This revision was by author [[User: | : This revision was by author [[User:genewardsmith|genewardsmith]] and made on <tt>2011-07-14 14:00:03 UTC</tt>.<br> | ||
: The original revision id was <tt> | : The original revision id was <tt>241362027</tt>.<br> | ||
: The revision comment was: <tt></tt><br> | : The revision comment was: <tt></tt><br> | ||
The revision contents are below, presented both in the original Wikispaces Wikitext format, and in HTML exactly as Wikispaces rendered it.<br> | The revision contents are below, presented both in the original Wikispaces Wikitext format, and in HTML exactly as Wikispaces rendered it.<br> | ||
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The [[cent]] (¢) is the classic measure for intervals when more precision than 12edo is requied. Some people object to it on the grounds that it is too closely related to 12 equal. | The [[cent]] (¢) is the classic measure for intervals when more precision than 12edo is requied. Some people object to it on the grounds that it is too closely related to 12 equal. | ||
Other measures include the [[millioctave]] (mO), which is the 1000th part of an octave, or 1.2 cents; the [[Eptaméride]] or [[Savart]]: 1/301 of an octave; the [[Jot]]: 1/30103 octave; the [[Morion]]: 1/72 octave; the [[Farab]]: 1/144 octave; the [[Flu]]: 1/46032 octave; the [[Purdal]]: 1/9900 octave; the [[Grad]]: 1/12 of a "Pythagorean comma"(or octave?); the [[Mina]]: 1/2460 octave; the [[Mem]]: 1/205 octave (used by [[http://www.h-pi.com/theory/measurement3.html|Hi-pi Instruments]]); the [[Skisma]]: 1/612 octave; the [[Woolhouse]]: 1/730 octave, and the [[Tina]]: a 8539th of an octave | Other measures include the [[millioctave]] (mO), which is the [[1000edo|1000th part]] of an octave, or 1.2 cents; the [[Eptaméride]] or [[Savart]]: [[301edo|1/301 of an octave]]; the [[Jot]]: [[30103edo|1/30103 octave]]; the [[Morion]]: [[72edo|1/72 octave]]; the [[Farab]]: [[144edo|1/144 octave]]; the [[Flu]]: [[46032edo|1/46032 octave]]; the [[Purdal]]: [[9900edo|1/9900 octave]]; the [[Grad]]: 1/12 of a "Pythagorean comma"(or octave?); the [[Mina]]: [[2460edo|1/2460 octave]]; the [[Mem]]: [[205edo|1/205 octave]] (used by [[http://www.h-pi.com/theory/measurement3.html|Hi-pi Instruments]]); the [[Skisma]]: [[612edo|1/612 octave]]; the [[Woolhouse]]: [[730edo|1/730 octave]], and the [[Tina]]: a [[8539edo|8539th of an octave]]. | ||
See [[http://www.huygens-fokker.org/docs/measures.html|Logarithmic Interval Measures]] | See [[http://www.huygens-fokker.org/docs/measures.html|Logarithmic Interval Measures]] | ||
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The <a class="wiki_link" href="/cent">cent</a> (¢) is the classic measure for intervals when more precision than 12edo is requied. Some people object to it on the grounds that it is too closely related to 12 equal.<br /> | The <a class="wiki_link" href="/cent">cent</a> (¢) is the classic measure for intervals when more precision than 12edo is requied. Some people object to it on the grounds that it is too closely related to 12 equal.<br /> | ||
<br /> | <br /> | ||
Other measures include the <a class="wiki_link" href="/millioctave">millioctave</a> (mO), which is the 1000th part of an octave, or 1.2 cents; the <a class="wiki_link" href="/Eptam%C3%A9ride">Eptaméride</a> or <a class="wiki_link" href="/Savart">Savart</a>: 1/301 of an octave; the <a class="wiki_link" href="/Jot">Jot</a>: 1/30103 octave; the <a class="wiki_link" href="/Morion">Morion</a>: 1/72 octave; the <a class="wiki_link" href="/Farab">Farab</a>: 1/144 octave; the <a class="wiki_link" href="/Flu">Flu</a>: 1/46032 octave; the <a class="wiki_link" href="/Purdal">Purdal</a>: 1/9900 octave; the <a class="wiki_link" href="/Grad">Grad</a>: 1/12 of a &quot;Pythagorean comma&quot;(or octave?); the <a class="wiki_link" href="/Mina">Mina</a>: 1/2460 octave; the <a class="wiki_link" href="/Mem">Mem</a>: 1/205 octave (used by <a class="wiki_link_ext" href="http://www.h-pi.com/theory/measurement3.html" rel="nofollow">Hi-pi Instruments</a>); the <a class="wiki_link" href="/Skisma">Skisma</a>: 1/612 octave; the <a class="wiki_link" href="/Woolhouse">Woolhouse</a>: 1/730 octave, and the <a class="wiki_link" href="/Tina">Tina</a>: a | Other measures include the <a class="wiki_link" href="/millioctave">millioctave</a> (mO), which is the <a class="wiki_link" href="/1000edo">1000th part</a> of an octave, or 1.2 cents; the <a class="wiki_link" href="/Eptam%C3%A9ride">Eptaméride</a> or <a class="wiki_link" href="/Savart">Savart</a>: <a class="wiki_link" href="/301edo">1/301 of an octave</a>; the <a class="wiki_link" href="/Jot">Jot</a>: <a class="wiki_link" href="/30103edo">1/30103 octave</a>; the <a class="wiki_link" href="/Morion">Morion</a>: <a class="wiki_link" href="/72edo">1/72 octave</a>; the <a class="wiki_link" href="/Farab">Farab</a>: <a class="wiki_link" href="/144edo">1/144 octave</a>; the <a class="wiki_link" href="/Flu">Flu</a>: <a class="wiki_link" href="/46032edo">1/46032 octave</a>; the <a class="wiki_link" href="/Purdal">Purdal</a>: <a class="wiki_link" href="/9900edo">1/9900 octave</a>; the <a class="wiki_link" href="/Grad">Grad</a>: 1/12 of a &quot;Pythagorean comma&quot;(or octave?); the <a class="wiki_link" href="/Mina">Mina</a>: <a class="wiki_link" href="/2460edo">1/2460 octave</a>; the <a class="wiki_link" href="/Mem">Mem</a>: <a class="wiki_link" href="/205edo">1/205 octave</a> (used by <a class="wiki_link_ext" href="http://www.h-pi.com/theory/measurement3.html" rel="nofollow">Hi-pi Instruments</a>); the <a class="wiki_link" href="/Skisma">Skisma</a>: <a class="wiki_link" href="/612edo">1/612 octave</a>; the <a class="wiki_link" href="/Woolhouse">Woolhouse</a>: <a class="wiki_link" href="/730edo">1/730 octave</a>, and the <a class="wiki_link" href="/Tina">Tina</a>: a <a class="wiki_link" href="/8539edo">8539th of an octave</a>.<br /> | ||
<br /> | <br /> | ||
See <a class="wiki_link_ext" href="http://www.huygens-fokker.org/docs/measures.html" rel="nofollow">Logarithmic Interval Measures</a><br /> | See <a class="wiki_link_ext" href="http://www.huygens-fokker.org/docs/measures.html" rel="nofollow">Logarithmic Interval Measures</a><br /> | ||