acoustical alarm

звуковая тревожная сигнализация; звуковой сигнал тревоги

Англо-русский словарь по компьютерной безопасности. . 2011.

Смотреть что такое "acoustical alarm" в других словарях:

  • Positive feedback — Alarm or panic can spread by positive feedback among a herd of animals to cause a stampede. Positive feedback is energy taken from the output of a system and reapplied to the input, which is phase congruent with the input signal. A system… …   Wikipedia

  • Speech transmission index — Speech Transmission Index, short STI is a measure of speech transmission quality. The absolute measurement of speech intelligibility is a complex science. The STI measures some physical characteristics of a transmission channel (a room, electro… …   Wikipedia

  • FrobozzCo International — is a fictional monopolous conglomerate from the Infocom text adventure Zork universe. FrobozzCo International s motto is You name it, we do it . The company endured until the end of the Age of Magic. FrobozzCo products are littered throughout all …   Wikipedia

  • Our Lady of the Angels School fire — Monument at Queen of Heaven Cemetery The Our Lady of the Angels School Fire broke out shortly before classes were to be dismissed on December 1, 1958, at the foot of a stairway in the Our Lady of the Angels School in Chicago, Illinois. The… …   Wikipedia

  • horn — Synonyms and related words: Klaxon, Mayday, SOS, acoustical network, aerophone, air raid alarm, alarm, alarm bell, alarm clock, alarm signal, alarum, alert, all clear, alpenhorn, alphorn, althorn, alto horn, ballad horn, baritone, bass horn,… …   Moby Thesaurus

  • History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …   Wikipedia

  • History of primitive and non-Western trumpets — The chromatic trumpet of Western tradition is a fairly recent invention, but primitive trumpets of one form or another have been in existence for millennia; some of the predecessors of the modern instrument are now known to date back to the… …   Wikipedia

  • Fuzzy locating system — Fuzzy locating is a rough but reliable method based on appropriate measuring technology for estimating a location of an object. The concept of precise or ‘’crisp locating’’ is replaced with respect to the operational requirements and the economic …   Wikipedia

  • Our Lady of the Angels School Fire — The Our Lady of the Angels School Fire broke out shortly before classes were to be dismissed on December 1, 1958, at the foot of a stairway in the Our Lady of the Angels School in Chicago, Illinois. The elementary and middle school was operated… …   Wikipedia

  • Motion detector — A motion detector attached to a garage A motion detector is a device for motion detection. That is, it is a device that contains a physical mechanism or electronic sensor that quantifies motion that can be either integrated with or connected to… …   Wikipedia

  • Vehicle horn — Klaxon redirects here. For the English dance punk band, see Klaxons. A single reed bulb horn. A vehicle horn is a sound making device used to warn others of the approach of the vehicle or of its presence. Automobiles, trucks, ships, and trains… …   Wikipedia

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