this post was submitted on 03 Jun 2025
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LRAD acoustic weapons deployed to deal with crowds. Wtf. (europe.pub)
submitted 2 weeks ago by FiftyFiftyOne@50501.chat to c/Mirror@50501.chat
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Originally Posted By u/serious_bullet5 At 2025-06-03 03:08:22 PM | Source

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[–] Kowowow@lemmy.ca 5 points 2 weeks ago

Nice thing is for sound you don't need strong material you could get away with kind of cheap corrugated plastic that outdoor sale signs are made of maybe even some good posterboard