Matches in DBpedia 2016-04 for { ?s ?p "The Long Range Acoustic Device (LRAD) is an acoustic hailing device developed by LRAD Corporation to send messages and warning tones over longer distances or at higher volume than normal loudspeakers. LRAD systems are used for long range communications in a variety of applicationsincluding as a means of non-lethal, non-kinetic crowd control. Though they have been called \"sonic weapons\", LRADs are not inherently for military use.According to the manufacturer's specifications, the systems weigh from 15 to 320 pounds (6.8 to 145.1 kg) and can emit sound in a 30°- 60° beam at 2.5 kHz.The manufacturer also produces systems for public address and mass notification use that broadcast 360°.LRAD systems are used by maritime, law enforcement, military and commercial security companies to send instructions and warnings over distance, and can be used to initiate. LRAD systems are also used to deter wildlife from airport runways, wind and solar farms, nuclear power facilities, gas and oil platforms, mining and agricultural operations, and industrial plants."@en }
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- Long_Range_Acoustic_Device abstract "The Long Range Acoustic Device (LRAD) is an acoustic hailing device developed by LRAD Corporation to send messages and warning tones over longer distances or at higher volume than normal loudspeakers. LRAD systems are used for long range communications in a variety of applicationsincluding as a means of non-lethal, non-kinetic crowd control. Though they have been called \"sonic weapons\", LRADs are not inherently for military use.According to the manufacturer's specifications, the systems weigh from 15 to 320 pounds (6.8 to 145.1 kg) and can emit sound in a 30°- 60° beam at 2.5 kHz.The manufacturer also produces systems for public address and mass notification use that broadcast 360°.LRAD systems are used by maritime, law enforcement, military and commercial security companies to send instructions and warnings over distance, and can be used to initiate. LRAD systems are also used to deter wildlife from airport runways, wind and solar farms, nuclear power facilities, gas and oil platforms, mining and agricultural operations, and industrial plants.".