Sound weapons deployed at protests have people searching for protection, but understanding LRAD technology reveals the mechanics behind these controversial crowd control tools and practical protection ...

Sonic weapons known as Long Range Acoustic Devices (LRAD), are used by law enforcement officials as a non-traditional method of crowd control and dispersal in multiple countries across the world. The ...

The City has agreed to pay $748,000 to settle a lawsuit brought by Black Lives Matter protesters who said the NYPD illegally targeted demonstrators with Long Range Acoustic Devices [LRAD] in 2014.

That high-frequency sound is banned by Washington state law anyway, council members noted during a Monday agenda meeting, which is why Spokane Police Assistant Chief Steve Wohl said he would want to ...

The LRAD is capable of inflicting bodily harm including nausea, dizziness and even organ damage and permanent hearing loss in extreme cases. However, the Minnesota State Patrol claimed it did not use ...

LRAD sells sound cannons to yacht owners as a means of keeping pirates from boarding. In 2005, an LRAD sound cannon staved off an attack by pirates on a five-star German-built cruise ship, called ...