3

Typically sympathetic resonance generates more copies of the same harmonics or fundamental tones, not new tones in between as your post suggests. I can think of one or two phenomenon that would describe this but I'd surprised if you can hear these if the notes are not close together (e.g. maj or min 2nd). When two harmonic waves (i.e. notes) are played ...


Only top voted, non community-wiki answers of a minimum length are eligible