The Polish police is trained by the maybe the world's toughest ultras, so they are not kidding about protecting the stadiums and the fans coming for the Euro 2012. Their new equipment is a sonic cannon (the LRAD) which beats the hooligans in one of their most powerful weapon, sound.The LRAD sound like a jet is landing on your shoulders and causes ear- and headache.
To understand the sonic cannon:
The LRAD at work:
It doesn't look so terrible to me through youtube, but I'm pretty sure I would change my mind when standing in front of it.
And what happens to the operator?
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