In signal processing, white noise is a random signal having equal intensity at different frequencies, giving it a constant power spectral density (en.wikipedia.org/wiki/White_noise). A sound to use only wav, aiff or flac formats, because the other formats denature the interest of the sound. UCS Category: TEST. Duration: 05:00.
Telephone beep of an answering machine. This is a sound wave of 825 Hz sinusoidal frequency. This sound is easy to loop. UCS Category: COMTelph. Duration: 00:01.
Noise of a car driving on an asphalt road. It starts, accelerates, rolls, brakes and turns off the engine. Sound taken from the car. This is a Peugeot 107 petrol. UCS Category: VEHCar. Duration: 01:10.
Alarme d'incendie que l'on retrouve généralement dans les collectivités (Lycées, collèges, centres, etc.). Same sound as #0268 and #2250, but longer. Difficult to loop. UCS Category: ALRMElec. Duration: 00:39.
Song of robin, a garden bird. He cries from a tree, spacing his songs for 2 to 3 seconds, then stops, changes his tree and starts again a few dozen times and so on around his territory. UCS Category: BIRDSong. Duration: 00:03.
