passive detector

См. также в других словарях:

• Detector de radar — Saltar a navegación, búsqueda Uno de los primeros modelos de detector de radar Un detector de radar, es un dispositivo pasivo electrónico usado por conductores de vehículos para saber si su velocidad está siendo monitoreada por inspectores con… …   Wikipedia Español

• Passive infrared sensor — A Passive InfraRed sensor (PIR sensor) is an electronic device that measures infrared (IR) light radiating from objects in its field of view. PIR sensors are often used in the construction of PIR based motion detectors (see below). Apparent… …   Wikipedia

• Radar detector — A radar detector, sometimes called a fuzz buster, is a passive electronic device used by motorists to determine if their speed is being monitored by law enforcement agencies via a radar unit, and thereby, potentially avoiding prosecution for… …   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

• Smoke detector — A smoke detector is a device that detects smoke, typically as an indicator of fire. Commercial, industrial, and mass residential devices issue a signal to a fire alarm system, while household detectors, known as smoke alarms, generally issue a… …   Wikipedia

• Bat detector — The term bat detector is usually used to describe a device used to detect the presence of bats by converting their echolocation ultrasound signals to audible frequencies as they are emitted by the bats. There are other types of detector which… …   Wikipedia

• Network detector — Network detectors or network discovery software are computer programs that facilitate detection of wireless LANs using the 802.11b, 802.11a and 802.11g WLAN standards.[1] Discovering networks may be done through active as well as passive scanning …   Wikipedia

• LIDAR detector — A LIDAR detector is a passive device designed to detect the infrared emissions of law enforcement agencies LIDAR speed detection devices and warn motorists that their speed is being measured.A limitation of LIDAR is that it cannot be used while a …   Wikipedia

• Flensburg radar detector — The FuG 227 Flensburg was a German passive radar receiver developed by Siemens AG and introduced into service in Spring 1944. It used wing mounted dipole antennas and was sensitive to frequencies of 170 220 MHz. It allowed Luftwaffe nightfighters …   Wikipedia

• Canada Border Services Agency — Infobox Government agency agency name = Canada Border Services Agency nativename = Agence des services frontaliers du Canada nativename a = nativename r = logo width = 220px logo caption = seal width = 120px seal caption = formed = December 12,… …   Wikipedia

• Semi-active radar homing — Semi active radar homing, or SARH, is a common type of missile guidance system, perhaps the most common type for longer range air to air and surface to air missile systems. The name refers to the fact that the missile itself is only a passive… …   Wikipedia