Acoustic or sonic weapons

Acoustic or sonic weapons: Serbia’s President Aleksandar Vucic denied the use of a banned ‘sonic weapon’ to disperse protesters in Belgrade amid mass protests against his government over corruption and nepotism allegations.

• About Acoustic or Sonic Weapons: Devices that deliver very loud sounds over long distances.

o Can emit painful audible or inaudible sound waves.

o May also act as voice amplifiers to deliver messages or other sounds.

• History: First military use by the U.S. in 2004 during the Iraq War.
• How Do Sonic Weapons Work?

o Comprise hundreds of transducers (convert energy from one form to another) to create highly concentrated sound.

o Produces a narrow sound beam targeting specific areas.

o Controlled by police to alter frequency, level, quality, and duration of the sound.

• Types of Sonic Weapons: Long-range Acoustic Device (LRAD), Mosquito & Infrasonic Weapon.