Kids making noise in classroom after work start.
School kids walk down the side walk in an urban setting.
Quick police sire sound effect from SFXsource.com Sound Effects Library
it rains, a helicopter overheads the tent.
Mouth simulated and processed helicopter simulation
A brief sound clip of a helicopter landing on the Wellington waterfront.
A monotone helicopter sound (basic wobble), which does not develop (in speed and / or envelope / pitch). Synthesized with ...
Editing on a helicopter capture with a kind of "passage" effect. Some traffic is audible in the background. Recorded in ...
This is a short radio patch from the Houston FBI field office, calling to the Houston DEA field office. They ...
the siren of a police car in France, with sounds of people walking by.
A classic police siren using alternating wail and yelp. Uncompressed audio.
Barcelona police car. Unfortunately a noisy background.
Police car passing near Mill Hill Broadway