Strong fluttering drone with surges
Sputtering and fluttering accent
A sequenced analog synth part in E.
A fluttering burst or drone
Very fast sharp repeating whooshes. Quickly changing pitch.
A long fluttering lip noise with changing speeds. Raspberry.
Butane cigarette lighter. Flicker of flames
Fast whooshes, with sputtering effect in between.
Deep fluttering feedback drone