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. Duration: 01:10.
Several beeps of an active sonar. This is a low frequency sonar (long range but low definition). It is a sine wave of 1040 Hz frequency easy to put in loop. In reality, a military submarine usually has passive sonar, more sonar info: en.wikipedia.org/wiki/Sonar. Duration: 00:21.
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. Duration: 16:54.
