Long-range acoustic device
id:
long-range-acoustic-device-225-4541183
title:
Long-range acoustic device
text:
A long-range acoustic device (LRAD), acoustic hailing device (AHD) or sound cannon is a specialized loudspeaker that produces sound at high power for communicating at a distance. It has been used as a method of crowd control, which has caused permanent hearing damage, having an extremely high decibel capacity. Other uses have included for negotiations in siege situations; to deal with piracy at sea; for mass notification during natural disasters or other emergencies; and by defense forces, inclu
brand slug:
wiki
category slug:
encyclopedia
description:
High-powered loudspeaker
original url:
https://en.wikipedia.org/wiki/Long-range_acoustic_device
date created:
2004-04-26T22:17:04Z
date modified:
2024-09-14T19:26:35Z
main entity:
{"identifier":"Q1927571","url":"https://www.wikidata.org/entity/Q1927571"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/3/32/Soundweapon1.jpg","width":600,"height":627}
fields total:
13
integrity:
16