Dumping a wheelbarrow full of rocks on the ground.
A little improvisation on the piano
a strange blubbering and noisy sounds, could be used as being a tape record of alien voices or sounds.
Various recordings of different data transmissions over shortwave or HF radio frequencies.
Sound of a bon fire burning with wood crackling and sizzling. You can actually hear cricket singing in the background ...
synthesised vinyl record noise 45rpm, 60Hz mains hum.
Recorded some ghost kids. They were just flying around as I did some field-recording. :)
Ambient hammering and movement from the metal workshop.
A bass line I came up with for a song in Ab minor. Well, the song's in Cb actually, but ...
Packing tape (clear, 2.5") on a cheap dispenser being stretched out and then the tape is rolled into a sticky ...
a close mic'd speaker of a child's toy keyboard playing a rock drum pattern at 107 bpm