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.
Second and final stage of preparation of coffee with a coffee maker Senseo: coffee service in one or two cups. UCS Category: MACHAppl. Duration: 00:17.
Storm then big drops of rain on a car windshield. This sound can be immediately preceded by Sound # 1295 (Rain on Windshield Car). Sound recording inside the vehicle. UCS Category: RAINGlas, STORM. Duration: 00:52.
Several beeps of an active sonar. This is a low frequency sonar (long range but low definition). It is a triangular wave of 1030 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: 00:31.
Lower deck in front of a boat. This is the ferry between Royan and the Pointe de Grave. Near Bordeaux, France. UCS Category: BOATShip. Duration: 01:45.
