A long-range acoustic device (LRAD), acoustic hailing device (AHD), or sound cannon, is a specialized loudspeaker and sound weapon that produces sound at high power for communicating at a distance.

LRAD is the global leader and de facto standard of Acoustic Hailing Devices (AHDs). Featuring Genasys’ Advanced Driver and Waveguide Technology, LRAD systems broadcast audible voice …

Mar 17, 2025 · Review the basics of sound and discover exactly how the LRAD produces its "beam of sound." We'll also explore LRAD's hailing and warning abilities and other uses for sound.

5 days ago · The alleged weapon likely draws upon principles found in three distinct categories of existing systems. 1. Long Range Acoustic Device (LRAD) The LRAD is an established system …

A Long-Range Acoustic Device, often abbreviated as LRAD, is a piece of technology that produces highly directional sound. It’s a specialized loudspeaker capable of projecting voice commands or …

Dec 10, 2024 · Managing large crowds and communicating effectively over long distances is a challenge in law enforcement. Tools like the Long Range Acoustic Device (LRAD) have become valuable …

Mar 21, 2025 · The directional acoustic beam formed by an LRAD (typically 15-30 degrees) employs the same wave physics principles that sound designers use for line array systems in concert venues, but …

In uncertain or escalated public safety situations, LRAD fills the critical gap between the limited range and poor intelligibility of bullhorns and vehicle P.A. systems, and kinetic measures including tear gas …

Acoustic or sonic weapons (also known as long-range acoustic devices, sound cannons, hailing devices, sonic bullets and noise bazookas) are devices that deliver very loud sound over long distances. They …

Mar 20, 2025 · The most well-known of these devices is the Long Range Acoustic Device (LRAD), which resembles a flat loudspeaker configured with multiple piezoelectric transducers arranged in a …