38/21: Difference between revisions

From Xenharmonic Wiki
Jump to navigation Jump to search
Wikispaces>xenwolf
**Imported revision 602876392 - Original comment: **
 
Name and reasoning; +category
 
(8 intermediate revisions by 8 users not shown)
Line 1: Line 1:
<h2>IMPORTED REVISION FROM WIKISPACES</h2>
{{Infobox Interval
This is an imported revision from Wikispaces. The revision metadata is included below for reference:<br>
| Name = hendrix minor seventh, undevicesimal supraminor seventh, undevicesimal subneutral seventh
: This revision was by author [[User:xenwolf|xenwolf]] and made on <tt>2016-12-28 13:51:29 UTC</tt>.<br>
| Color name = 19or7, noru 7th
: The original revision id was <tt>602876392</tt>.<br>
| Sound = ji-38-21-csound-foscil-220hz.mp3
: 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>
<h4>Original Wikitext content:</h4>
<div style="width:100%; max-height:400pt; overflow:auto; background-color:#f8f9fa; border: 1px solid #eaecf0; padding:0em"><pre style="margin:0px;border:none;background:none;word-wrap:break-word;white-space: pre-wrap ! important" class="old-revision-html">**38/21**
|2 -1 -1 0 0 0 1&gt;
1026.73211 cents
[[media type="file" key="ji-38-21-csound-foscil-220hz.mp3"]]  [[file:xenharmonic/ji-38-21-csound-foscil-220hz.mp3|sound sample]]


The **minor neutral undevicesimal seventh**, its inverse large neutral undevicesimal second [[21_19|21/19]].
In [[19-limit]] [[just intonation]], '''38/21''' is the '''hendrix minor seventh''', also known as the '''undevicesimal supraminor seventh''' or '''undevicesimal subneutral seventh'''. It exceeds the [[16/9|Pythagorean minor seventh (16/9)]] by a [[57/56|hendrix comma (57/56)]].  


See also: [[Gallery of Just Intervals]]</pre></div>
== See also ==
<h4>Original HTML content:</h4>
* [[21/19]] – its [[octave complement]]
<div style="width:100%; max-height:400pt; overflow:auto; background-color:#f8f9fa; border: 1px solid #eaecf0; padding:0em"><pre style="margin:0px;border:none;background:none;word-wrap:break-word;width:200%;white-space: pre-wrap ! important" class="old-revision-html">&lt;html&gt;&lt;head&gt;&lt;title&gt;38_21&lt;/title&gt;&lt;/head&gt;&lt;body&gt;&lt;strong&gt;38/21&lt;/strong&gt;&lt;br /&gt;
* [[Gallery of just intervals]]
|2 -1 -1 0 0 0 1&amp;gt;&lt;br /&gt;
 
1026.73211 cents&lt;br /&gt;
[[Category:Seventh]]
&lt;!-- ws:start:WikiTextMediaRule:0:&amp;lt;img src=&amp;quot;http://www.wikispaces.com/site/embedthumbnail/file-audio/ji-38-21-csound-foscil-220hz.mp3?h=20&amp;amp;w=240&amp;quot; class=&amp;quot;WikiMedia WikiMediaFile&amp;quot; id=&amp;quot;wikitext@@media@@type=&amp;amp;quot;file&amp;amp;quot; key=&amp;amp;quot;ji-38-21-csound-foscil-220hz.mp3&amp;amp;quot;&amp;quot; title=&amp;quot;Local Media File&amp;quot;height=&amp;quot;20&amp;quot; width=&amp;quot;240&amp;quot;/&amp;gt; --&gt;&lt;embed src="/s/mediaplayer.swf" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" quality="high" width="240" height="20" wmode="transparent" flashvars="file=http%253A%252F%252Fxenharmonic.wikispaces.com%252Ffile%252Fview%252Fji-38-21-csound-foscil-220hz.mp3?file_extension=mp3&amp;autostart=false&amp;repeat=false&amp;showdigits=true&amp;showfsbutton=false&amp;width=240&amp;height=20"&gt;&lt;/embed&gt;&lt;!-- ws:end:WikiTextMediaRule:0 --&gt;  &lt;a href="http://xenharmonic.wikispaces.com/file/view/ji-38-21-csound-foscil-220hz.mp3/602876316/ji-38-21-csound-foscil-220hz.mp3" onclick="ws.common.trackFileLink('http://xenharmonic.wikispaces.com/file/view/ji-38-21-csound-foscil-220hz.mp3/602876316/ji-38-21-csound-foscil-220hz.mp3');"&gt;sound sample&lt;/a&gt;&lt;br /&gt;
[[Category:Minor seventh]]
&lt;br /&gt;
[[Category:Supraminor seventh]]
The &lt;strong&gt;minor neutral undevicesimal seventh&lt;/strong&gt;, its inverse large neutral undevicesimal second &lt;a class="wiki_link" href="/21_19"&gt;21/19&lt;/a&gt;.&lt;br /&gt;
[[Category:Neutral seventh]]
&lt;br /&gt;
[[Category:Equable heptatonic]]
See also: &lt;a class="wiki_link" href="/Gallery%20of%20Just%20Intervals"&gt;Gallery of Just Intervals&lt;/a&gt;&lt;/body&gt;&lt;/html&gt;</pre></div>
[[Category:Hendrix]]

Latest revision as of 07:56, 4 January 2024

Interval information
Ratio 38/21
Factorization 2 × 3-1 × 7-1 × 19
Monzo [1 -1 0 -1 0 0 0 1
Size in cents 1026.732¢
Names hendrix minor seventh,
undevicesimal supraminor seventh,
undevicesimal subneutral seventh
Color name 19or7, noru 7th
FJS name [math]\displaystyle{ \text{m7}^{19}_{7} }[/math]
Special properties reduced
Tenney height (log2 nd) 9.64024
Weil height (log2 max(n, d)) 10.4959
Wilson height (sopfr(nd)) 31

[sound info]
Open this interval in xen-calc

In 19-limit just intonation, 38/21 is the hendrix minor seventh, also known as the undevicesimal supraminor seventh or undevicesimal subneutral seventh. It exceeds the Pythagorean minor seventh (16/9) by a hendrix comma (57/56).

See also