To diffuse in your house before opening to children :) An atmosphere created only with sounds from LaSonotheque: Wind, owls, owls, ghosts, chains, laughter and fighting cats. UCS Category: AMBDsgn. Duration: 16:54.
Several beeps of an active sonar. This is a low frequency sonar (long range but low definition). It is a sine wave of 1190 Hz frequency easy to put in loop. In reality, a military submarine usually has passive sonar, more sonar info: en.wikipedia.org/wiki/Sonar. UCS Category: BOATSub. Duration: 00:21.
A small audience applauds after a piece played by a small band in a bar. Thanks to the music group "Les Accroch'Coeur": LesAccrochCoeur.com. UCS Category: CRWDCheer. Duration: 00:03.
I sing in overtone. Overtone singing is a vocal technique for producing a vocal timbre characterized by two notes of different frequencies. My first voice is a root C, my second is a whistle. more information on this song: en.wikipedia.org/wiki/Overtone_singing. UCS Category: VOXSing. Duration: 00:17.
Many frogs sing near a pond in the city center. Sound recording at 2 meters. Sound of a waterfall in the background. UCS Category: AMBSwmp. Duration: 02:29.