Knocking on the door as if to alert someone to my presence. Lo-cut applied.

Knocking on a door to a large entry.

Lighter knocking on a thinner door

I needed a door knock that didn't sound so nice - but wasn't a pounding. Recorded with Zoom H4 on ...

This is the sound of knocking rather softly on one of our bedroom doors. The reason it sounds so heavy ...

Helicopter sound made by tapping the front of the mic with effects.

Back door hit with Timpani Mallets

Short button sound. Recorded, mixed and mastered in cAve studio, Plzen, 2002

Extracted audio from video of me tapping on my radiator. Timing far from perfect. Video http://tmblr.co/ZZ6cqsfsCPMy

Toy plastic drum recorded with Behringer B1 through UB802 to Reaper and edited in Wavosaur. Pitch it up and down ...

Electronic percussion created with Metaphysical Function from Native Instruments within Cubase SX. Mastering done within Wavelab using Elemental Audio and ...

Four rather serious knocks on a small bedroom door. This one doesn't engage the frame properly either, thus causing it ...

Just knocking to door

A minute long recording of a passing helicopter. Did my best to remove other noise.

Patting a desk with a hand