Series of knocks on glass computer screen. Could be used to simulate knocking on screen from inside or outside computer or television screen. Cleaned up to remove ambient noise. Clean knocks.
Recorded in my home studio on my akg c-214 condenser microphone. This is the sound of me knocking over my water glass on a wooden table. It makes a nice clinking sound but doesn't break.
Knocking on a window. Four fast-paced knocks followed by two slower paced ones. Recorded with a zoom h6 and stereo microphone (rode ntg2). Post-processing done to increase volume.