Difference tones between Yankee Doodle in F and a drone on C. F=8/5 (1/1), G=9/5 (9/8), A440=1/1 (5/4), C=6/5 (3/2). Top and bottom line and difference tones.
*256 tone = 1 step in 768-tet on C. Equal-tempered: 21/(6*128):1 = 1.56 cents cents. MIDI pitch bend: 64,32 on m2 The 1023rd subharmonic is 1.69 cents, and Sibelius's pitch bend commands are not fine enough to distinguish between these two intervals, as is human perception.
Enharmonic scale [segment] on C. Quarter comma meantone temperament. Note that in this depiction C♯ and D♭ are distinct rather than equivalent as in modern notation.
Author: Created by Hyacinth (talk) 03:05, 4 April 2011 (UTC) using Sibelius 5.
Difference tones between Yankee Doodle in F and a drone on C. F=8/5 (1/1), G=9/5 (9/8), A440=1/1 (5/4), C=6/5 (3/2). Top and bottom line without difference tones.
*"Semitone" in the Bohlen-Pierce scale on C = Db to D or Bb to B. Just: 625/567 = 168.61 cents. Limit: 7-limit. MIDI pitch bend: 122,53 Title refers to number of semitones (unison=0).
Author: Created by User:Hyacinth (13:39, 1 September 2008) in Sibelius. A m2 on 104,78.
Bohlen-Pierce chord: 0,1,2 (semitones), the most dissonant chord. Currently at 0, 169.75, and 310.88 cents. Title refers to number of semitones (unison=0).
Author: Created by Hyacinth (talk) 06:56, 25 November 2010 in Sibelius.
*7 steps in 72 equal temperament on C. Equal-tempered: 27/72:1 = 116.67 cents. MIDI pitch bend: 43,69 Created in Sibelius with midi pitch bend on 69 for 115.625 cents rather than 116.669. New version a m2 on 42,69 for 116.650390625 cents rather than 116.669.
