64/49: Difference between revisions

From Xenharmonic Wiki
Jump to navigation Jump to search
Aura (talk | contribs)
No edit summary
But "septimal subfourth" is 21/16
Line 4: Line 4:
| Monzo = 6 0 0 -2
| Monzo = 6 0 0 -2
| Cents = 462.34819
| Cents = 462.34819
| Name = septimal subfourth, <br> septatonic ultramajor third, <br> octave-reduced 49th subharmonic
| Name = septatonic ultramajor third, <br> octave-reduced 49th subharmonic
| Color name =
| Color name =
| Sound = Ji-64-49-csound-foscil-220hz.mp3
| Sound = Ji-64-49-csound-foscil-220hz.mp3
}}
}}


'''64/49''', the '''septimal subfourth''', also known as the '''septatonic ultramajor third''' or '''octave-reduced 49th subharmonic''', is equal to two supermajor seconds of [[8/7]], and is the interval between [[21/16]] and [[12/7]]. it is 1029/1024 flat of [[21/16]], and tempering out 1029/1024 leads to [[slendric]] temperament, where three supermajor seconds make up a fifth.
'''64/49''', the '''septatonic ultramajor third''' or '''octave-reduced 49th subharmonic''', is equal to two supermajor seconds of [[8/7]], and is the interval between [[21/16]] and [[12/7]]. It is [[1029/1024]] flat of [[21/16]], and tempering out 1029/1024 leads to [[slendric]] temperament, where three supermajor seconds make up a fifth.


== See also ==
== See also ==

Revision as of 09:50, 25 December 2020

Interval information
Ratio 64/49
Factorization 26 × 7-2
Monzo [6 0 0 -2
Size in cents 462.3482¢
Names septatonic ultramajor third,
octave-reduced 49th subharmonic
FJS name [math]\displaystyle{ \text{M3}_{7,7} }[/math]
Special properties reduced,
reduced subharmonic
Tenney norm (log2 nd) 11.6147
Weil norm (log2 max(n, d)) 12
Wilson norm (sopfr(nd)) 26

[sound info]
Open this interval in xen-calc

64/49, the septatonic ultramajor third or octave-reduced 49th subharmonic, is equal to two supermajor seconds of 8/7, and is the interval between 21/16 and 12/7. It is 1029/1024 flat of 21/16, and tempering out 1029/1024 leads to slendric temperament, where three supermajor seconds make up a fifth.

See also