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  2. Home security - Wikipedia

    en.wikipedia.org/wiki/Home_security

    Door and window sensors are also implemented in most home security systems. One part of the system is installed on the door or window itself while the other part is installed on the frame of the door or window. The two part system connects securely when a door or window is closed, creating a security circuit. [5]

  3. Security alarm - Wikipedia

    en.wikipedia.org/wiki/Security_alarm

    Sensors: In a security alarm, some sensors detect intrusions. Sensors' locations are at the perimeter of the protected area, within it, or both. Sensors can detect intruders by different methods. Alerting devices indicate an alarm condition. Most commonly, these are bells, sirens, also and or flashing lights. Alerting devices serve the dual ...

  4. Driveway alarm - Wikipedia

    en.wikipedia.org/wiki/Driveway_alarm

    When pressure is applied on top of the hose air is pushed up the hose triggering an alarm. Common in commercial applications. Radar Sensor Uses radio waves to accurately determine both the presence and movement of vehicles. Radar sensors are unaffected by environmental conditions like fog, wind, rain, light, humidity, and temperature. [2]

  5. Door security - Wikipedia

    en.wikipedia.org/wiki/Door_security

    A metal doorframe with a strike plate built in: in other doors this would be a metal strikeplate in a wooden doorframe. The term door security or door security gate may refer to any of a range of measures used to strengthen doors against door breaching, ram-raiding and lock picking, and prevent crimes such as burglary and home invasions.

  6. Reed switch - Wikipedia

    en.wikipedia.org/wiki/Reed_switch

    Examples are door and window sensors in burglar alarm systems and tamperproofing methods. Reed switches have been used in laptops to put the laptop into sleep/hibernation mode when the lid is closed. Speed sensors on bicycle wheels frequently use a reed switch to actuate briefly each time a magnet on the wheel passes the sensor.

  7. Luka Dončić reportedly sustains wrist injury, will miss time ...

    www.aol.com/sports/luke-doncic-reportedly...

    In a blow for the Dallas Mavericks, star Luka Dončić is going to miss some time. According to Marc Stein of The Stein Line, Dončić has reportedly sustained a wrist injury and will be out for ...

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