3 571 Free In Sound Effects - Most Popular
2 helicopters, landing and takeoff #2

Two helicopters landing and taking off one after the other. Sound recording during the open day of the UIISCI in Nogent-le-Rotrou in France. UCS Category: AEROHeli. Length: 03:23.
2 helicopters, landing and takeoff #6

Two helicopters landing and taking off one after the other. Sound recording during the open day of the UIISCI in Nogent-le-Rotrou in France. UCS Category: AEROHeli. Length: 03:22.
Plastic cover #3

Lid of a large plastic trash can being slammed. UCS Category: PLASImpt. Length: 00:02.
Servomotor 1, 20° #1

Sound of a large servomotor rotating 20°. It is a Futaba S3003. UCS Category: MOTRSrvo, ROBTMvmt. Length: 00:01.
Servomotor 4, 45° #2

Sound of a little servomotor rotating 45°. It is a Hitec HS-55. UCS Category: MOTRSrvo, ROBTMvmt. Length: 00:01.
Sound propagation (1 m)

This is a sound file to calculate the speed of sound propagation in air. Two microphones 1 meter apart and a movie clapperboard to generate a sharp sound. Follow this tutorial to perform the experiment: https://lasonotheque.org/education-sonore-f4.html#propagation. UCS Category: TEST. Length: 00:01.
Rope #1

Creaking of a rope recorded in a treetop adventure course. UCS Category: ROPECreak. Length: 00:02.
Rope #4

Creaking of a rope recorded in a treetop adventure course. UCS Category: ROPECreak. Length: 00:02.
35mm cinema projector #3

Cinema projector (35mm Kinoton, FP30) vacuum. Fan, start the projector and lamp, and extinction roullage projector and lamp (Sound: Before mechanism). Can be synchronized with the sound n ° 0066. UCS Category: COMAv. Length: 01:14.
Electric pump + water

Electric water pump and noises in a container. UCS Category: PUMP. Length: 00:22.
Pack of chips, manipulation #2

Handling a small bag of chips. They were so tasty :). UCS Category: PLASFric. Length: 00:10.
Plastic handcuff #4

Sound of plastic handcuff, cable tie or collar. UCS Category: PLASMisc. Length: 00:01.
Microphone, tapping #1

Sound of a dynamic microphone being tapped. UCS Category: COMMic. Length: 00:01.
Microphone, tapping #2

Sound of a dynamic microphone being tapped. UCS Category: COMMic. Length: 00:01.
Microphone, un un

I test a microphone by speaking in french "Un Un". UCS Category: COMMic. Length: 00:01.
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