Is LRAD legal?
The NYPD, however, says its LRAD use has not violated any laws. “The Long Range Acoustic Device is a safe and effective communication tool the department uses legally, during disorderly demonstrations,” an NYPD spokesperson told The Daily Beast in a statement.
Can LRAD make you deaf?
Individuals exposed to weaponized LRAD use at the 2009 G20 Summit experienced mild traumatic brain injuries, permanent hearing loss, tinnitus (ringing in the ears), eardrum perforation (holes), ear pain, dizziness, and disorientation [6,9,10].
Is LRAD real?
The Long-Range Acoustic Device (LRAD) is an acoustic hailing device, sound cannon and sonic weapon developed by Genasys. LRAD systems are used by law enforcement, government and defense agencies, as well as maritime and commercial security companies to broadcast audible notifications and warnings over distance.
Can sound waves be harmful?
Loud noise is particularly harmful to the inner ear (cochlea). A one-time exposure to extreme loud sound or listening to loud sounds for a long time can cause hearing loss. Loud noise can damage cells and membranes in the cochlea. Harmful effects might continue even after noise exposure has stopped.
Does LRAD damage hearing?
Originally developed for the military, LRADs have been used for communication with large crowds and to disperse them. Yet, the decibel level of speech presented through LRADs is unsafe, capable of causing temporary and permanent hearing loss for those in front of, behind, or on the periphery of the device.
How much does an LRAD cost?
The LRAD ranges in price from $5,000 for a basic handheld model to its most expensive model that sells for between $100,000 and $190,000.
How much does a LRAD cost?
The LRAD ranges in price from $5,000 for a basic handheld model to its most expensive model that sells for between $100,000 and $190,000. Civil liberties unions in both Canada and the United States have expressed concern about the use of the LRAD, which they characterize as “military-grade” equipment, by police.
Is Lrad safe?
ASHA’s statement notes: “… the decibel level of speech presented through LRADs is unsafe, capable of causing temporary and permanent hearing loss for those in front of, behind, or on the periphery of the device.”
What is sound canon?
These audio devices, colloquially known as “sound cannons,” can be used either as conventional public address speaker systems or to generate extremely loud high-frequency sounds specifically intended for the dispersal of crowds, which can also cause pain, disorientation, and injury to those exposed to them.