Two Tawny Owls or Brown Owls (Strix aluco) that answer each other. A male who hoots and a female who screams. To learn more, go to Wiki: en.wikipedia.org/wiki/Tawny_owl. UCS Category: BIRDPrey. Duration: 00:28.
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.
Atmosphere of a small coffee I made while filming a short film. Miking performed with a Fostex PD4 with SQN mixer in upstream and micro Neumann KM 140. UCS Category: AMBRest. Duration: 00:29.
Very big modern train horn. It is a construction train, stationary (no Doppler-Fizeau effect). Sound recording at about 150 meters. UCS Category: TRNHorn. Duration: 00:06.
Beep used to censor. This sound was made on a computer. It is a half-second sine wave with a frequency of 1000 Hz. UCS Category: BEEP. Duration: 00:01.