শনিবার, ৩ ডিসেম্বর, ২০১১

Police are all ears when it comes to sound cannons

[unable to retrieve full-text content]Law enforcement agencies are adding sound cannons — officially known as Long Range Acoustical Devices — to their arsenals of nonlethal weapons.

Sound has long been used as a weapon. The Germans put sirens on Stuka dive bombers in World War II to amplify the terror to unlucky souls below. Jamaican maroons — fugitive slaves — used the abeng horn to unnerve British colonial soldiers.


Source: http://feeds.latimes.com/~r/latimes/news/science/~3/4eJtlxQRBoA/la-fi-sound-cannon-20111202,0,256407.story

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