Modulations from C major to C sharp major in natural temperatures (just intonation) end at almost the same pitch although there should be a half-tone difference.
Sum and difference tones of A220 and unison, just perfect fifth, and octave. Note that this is not produced through ring modulation of two notes, but is four separate notes.
Chord from just Bohlen–Pierce scale: C-G-A Title refers to harmonics (fundamental=1:3:9:etc.)., tuned to harmonics 3, 5, and 7. "BP" above the clefs indicates Bohlen–Pierce notation.
Author: Created by Hyacinth (talk) in Sibelius with midi pitch bend on 4 different instruments.
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.
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.
Me singing the complete lyrics of "Twinkle Twinkle Little Star" as listed at Twinkle Twinkle Little Star a capella. I'm not a trained vocalist so it contains some errors, but should be better than nothing.
Melodic upper leading-tone, the subdominant/degree four (E♭) as auxiliary to the mediant/degree three (D) (in C this would be F and E♮). From the opening to Brahms Op. 56.