emergency alarm siren

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• National Emergency Alarm Repeater — The N.E.A.R. Warning Device. The National Emergency Alarm Repeater (NEAR) was a civilian emergency warning device in the United States. It was a 2 3 (5 7.5cm) square box designed to plug into a standard 110 volt power outlet to receive a special… …   Wikipedia

• Emergency vehicle lighting — refers to any of several visual warning devices, which may be known as light bars or beacons, fitted to a vehicle and used when the driver wishes to convey to other road users the urgency of their journey, to provide additional warning of a… …   Wikipedia

• alarm — n 1 Alarm, tocsin, alert agree in meaning a signal that serves as a call to action or to be on guard especially in a time of imminent danger. Alarm is used of any signal that arouses to activity not only troops, but emergency workers (as firemen …   New Dictionary of Synonyms

• Emergency service response codes — The emergency services in various countries use systems of response codes to categorize their responses to reported events. One of the best known is the Code 3 Response, which is used in several countries, particularly the United States, to… …   Wikipedia

• fire alarm — [n] smoke detector danger signal, emergency alarm, fire bell, heat sensor, siren, smoke alarm; concepts 269,463 …   New thesaurus

• Civil defense siren — Federal Signal Thunderbolt 1003 Civil Defense siren. A civil defense siren (also referred to as an air raid siren, tornado siren, tsunami siren, fire siren/whistle, flood siren, weather siren, time/curfew siren, or other outdoor warning siren) is …   Wikipedia

• Burglar alarm — Silent alarm redirects here. For the album, see Silent Alarm (album). Burglar (or intrusion), fire and safety alarms are all electronic today. Sensors are connected to a control unit via a low voltage hardwire or narrowband RF signal which is… …   Wikipedia

• Panic alarm — A panic alarm is an electronic device designed to assist in alerting somebody in emergency situations where a threat to persons or property exists. A panic alarm is frequently but not always controlled by a concealed panic alarm button. These… …   Wikipedia

• Alarms on submarines — Six standardized alarms are used on submarines of the United States Navy to alert the crew to situations that require immediate actions to be taken without waiting for specific orders. A higher priority alarm will silence an already sounding… …   Wikipedia

• Fire extinguisher — Extinguisher redirects here. Extinguisher may also refer to a candle snuffer. A stored pressure fire extinguisher …   Wikipedia

• North Sea flood of 1962 — North Sea flood 1962 Flood in Hamburg Wilhelmsburg 1962 Duration: 16 February–17 February …   Wikipedia