Still further experimentation / play with my 'Bird Drone' instrument <a href="http://www.freesound.org/forum/production-techniques-music-gear-tips-and-tricks/33274/" rel="nofollow">http://www.freesound.org/forum/production-techniques-music-gear-tips-and-tricks/33274/</a> This one has a bit of bird chatter in the noise.