- This Is the Sound Cannon Used Against Protesters in Ferguson http://www.slate.com/blogs/future_tense/2014/08/14/lrad_long_range_acoustic_device_sound_cannons_were_used_for_crowd_control.html 54 comments technology
Linking pages
- Records show D.C. Police used an LRAD sound cannon to "direct crowd flow" during the Women's March • MuckRock https://www.muckrock.com/news/archives/2017/nov/20/dc-lrad/ 202 comments
- 5 Tools the Police Are Using in Their War Against Activists | The Nation http://www.thenation.com/article/206217/5-tools-police-are-using-their-war-against-activists 4 comments
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