Male overtone singing on Eb in a huge space - lower octave added by resynthezising the voice using ...
Strong warbling bass drone with moving formants sounding spooky and scary
Drone on E with electronic bass sounds, sweeping filters and a male voice singing overtones. occasional ...
A classical guitar plucking overtones at 102 bpm in B.
A classical guitar playing several different harmonic chords.
Electric guitar harmonics playing a chord.
A Warwick bass guitar playing in long overtones with the bridge pick up in E.