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.
This is a sample of a metal kitchen mixing bowl. The first note (c#, not perfect c#) is unpitched and recorded as is. The following notes are the original note pitched up 1 semitone each time to achieve a 13 note scale c# to c#.
This is a sample of a metal kitchen mixing bowl. The first note (b, not perfect b) is unpitched and recorded as is. The following notes are the original note pitched up 1 semitone each time to achieve a 13 note scale b to b.
From the source: "this is a multisample of my stylophone as i move up the notes then after reaching the top i sweep upwards on the notes. this is of moderate quality, is a dry signal, but it is probably badly out of tune"
An edited version of my upload uke_single_notes. Wav. I shortened that recording to its last four notes, then included a fade out to eliminate most of the non-ukelele sound at the end. This recording has notes as follows: g4 g4 a4 d4. This sound was originally created for the coursera course "audio signal processing for music applications. " i recorded this sound myself with a zoom h2 microphone and a kala classical ukelele.