Minnesota authorities used LRAD sound weapon on anti-ICE protesters. But that's not the full story

In extreme cases, sonic weapons can cause nausea, dizziness, and even permanent damage. In this case, officials used it to declare unlawful assembly.
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The non-lethal sonic weapon louder than a jet engine

The Long Range Acoustic Device, or LRAD, was designed as a non-lethal tool to control crowds and deter threats using nothing but sound. Instead of bullets or tear gas, it projects an extremely focused ...

Increased use of pepper spray, police weapons at protests alarm rights groups

Alarmed by a spike in pepper spray use and threats of sound cannons at protests, human rights groups want a review of "less lethal" weapons for crowd control.
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Battlefield 'voice of God' sonic weapon unleashed on Minneapolis protesters

A military‑grade device capable of projecting a deafening, focused sound was deployed during a tense anti‑ICE protest in Minnesota Monday night. State patrol troopers faced off with activists outside ...
Morningstar

Genasys Inc. Receives $9.0M LRAD Systems Order for CROWS - Common Remotely Operated Weapon Stations

Genasys Inc. (NASDAQ: GNSS), the global leader in Protective Communications, today announced a $9.0 million Long Range Acoustic Device® (LRAD®) order from the U.S. Army for the Common Remotely ...