NYPD to introduce sirens people can feel and hear

14 Feb 2011 5:41 PM | Anonymous




NYPD use new sirens that people can both hear and feel






The "rumble siren", which has been tested on a small number of cars in recent months, sends out low frequency sound waves that are powerful enough to shake windows and set off nearby car alarms.



-------------------------------------------------------------------------------------------------------------------------

As always we ask that you mention CPDme when contacting any of the organisations mentioned on our website so that we know we are providing useful information for you.

Customers and Affiliates

     
       
     
 

       
     
       

     


CPDme, Business First, Liverpool Road, Burnley, Lancashire, England, BB12 6HH

CPDme Ⓒ 2009 - 2019. CPDme Ⓡ and CPDcloud Ⓡ are a trading division of HootCloud Ltd. EU Trademarked and Registered Company in England No. 10947245