October 28, 2009

Police Use Invisible Technology


[See earlier video at]
http://enoughroomvideo.blogspot.com/2008/07/rumbler.html

"the sirens 'have the distinct advantage of penetrating and shaking solid materials, allowing vehicle operators and nearby pedestrians to FEEL the sound waves"

"the sirens and speakers may cause hearing damage 'to anyone exposed to them on a daily basis."

http://www.nypost.com/p/news/local/cops_super_sirens_get_ready_to_rumble_iRuabQC6Bb8gQhEKvk4P3L

Cops' super-sirens get ready to rumble
By BRAD HAMILTON, JOHN DOYLE and CYNTHIA R. FAGEN
New York Post
Last Updated: 7:35 AM, October 25, 2009
Posted: 2:49 AM, October 25, 2009

No comments: