A deep bass rumble with a rhythmic element towards the end. You will only get the true effect on larger ...
A classic police siren using alternating wail and yelp. Uncompressed audio.
Very fast rising and falling tone, used by some emergency vehicles.
Fast wailing emergency siren, improved version.
Short police siren, as if hitting the manual button for only a second.
An excerpt from SilverStarSearchAndRescue.wav, just a siren.
7 seconds of a siren, changing tones and styles.
This was created on Sound Forge for a Safety Video project
Recordered with an Audio-Technica Pro 24 in a minidisk during a test fire alarm
a loopable recording of a siren on wail mode; from a New Zealand Police patrol car
Electronic airhorn sound. (Basically that "burping" sound police cars make.)