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Police siren pass by - slow doppler effect (7).
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Police siren pass by - slow doppler effect (6).
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Police siren pass by - fast doppler effect (5).
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Police siren pass by - fast doppler effect (6).
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Police siren pass by - slow doppler effect (5).
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Police siren pass by - slow doppler effect (4).
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Police siren pass by - slow doppler effect (3).
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Police siren pass by - fast doppler effect (4).
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Police siren pass by - fast doppler effect (3).
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Police siren pass by - slow doppler effect (2).
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Police siren pass by - fast doppler effect (1).
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Police siren pass by - fast doppler effect (2).
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Police siren pass by - slow doppler effect (1).
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New York City Police car approach from a distance, arrive fast and siren off. Some other traffic in ...
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Police siren switched on and off quickly, several times, yelps and wails.
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Australian police siren, yelp on, brief run, then off
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Australian police siren, yelp and wail, stationary
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Police lights flashing, slow motion. No siren
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Pitched down Australian police siren, yelps and wails
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Australian police siren approaches and passes, with yelp and wail, through city, medium perspective
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