A metal key attached to a magnet with its handle only. The key bounces back and forth, when pulled back and released, and produces a nice metallic sound.
A increasing target lock tone i generated for a personal project. It is rough and meant to be tweaked for your needs. Sound is supposed to emulate an electronic weapon lock sound.
Turning on and off dremel and increasing and reducing engine speed. Recorded with zoom h1. Ligando e desligando micro retífica e aumentando e reduzindo a velocidade do motor. Gravado com zoom h1.
Synthesized sawtooth sound with increasing pitch. An initial click and noise are added. The sound is low-pass filtered using a cutoff frequency that increase during the sound.
This sound was made in audacity using three rising sine waves at different frequencies which gets faster and faster. It can be looped to make an alarm.
Bed / mattress movement during sexual intercourse. Movement of bed and blanket with thumps. Recorded it for a short film (: used audio-technica boom mic with tascam dr60dm2.
In my life piano solo from the beatles. This is a recorded sound from an electric piano and then modified adding speed and increasing the frequency times 2.
This is an old glass bottle tilted from its vertical axis, so that it rocks back and forth with increasing frequency until it is still. Recorded on an iphone.