0:07
Manual air pump pumping by hand.
0:22
Designed weapon source recording - hollow air pump tapping.
0:03
High pressure air release, smooth and wavering.
0:02
High pressure air release, floppy.
0:01
High pressure air release, quick and shrill.
0:02
High pressure air release, quick spurts followed by moderate release.
0:02
High pressure air release, quick spurts followed by long release.
0:01
High pressure air release, quick spurts.
0:02
High pressure air release, wavering.
0:01
High pressure air release spurt.
0:12
Squeaky air pump pumping (3).
0:14
Squeaky air pump pumping (2).
0:07
Squeaky air pump pumping (1).
0:11
Balloon being blown up (4).
0:10
Balloon being blown up (3).
0:23
Balloon being blown up (2).
0:10
Balloon being blown up (1).
0:18
Bike pump pumping slowly with resistance.
0:14
Bike pump pumping side to side, slowly (2).
0:12
Bike pump pumping side to side, slowly (1).