Ads
related to: stand alone glass break sensor
Search results
Results from the WOW.Com Content Network
Passive glass break detector. A glass break detector is a sensor that detects if a pane of glass has been shattered or broken. [1] These sensors are commonly used near glass doors or glass storefront windows. They are widely used in electronic burglar-alarm systems. The detection process begins with a microphone that picks up noises and ...
Wired or wireless security alarms can be designed to warn intrusions through windows, using sensors like glass break detectors and contact magnetic sensors [5] [6] Security lighting (including those systems with automatic light switch and timers) is useful to make evident an attempt of unauthorized access [7]
Glass break detectors are usually installed near glass doors or a window front of a store. This equipment uses a microphone to detect when a pane of glass is broken or shattered. By monitoring the sound and vibrations the alarm only reacts to sounds above a certain threshold to avoid false alarms. [5]
AOL latest headlines, entertainment, sports, articles for business, health and world news.
Electric locks are sometimes stand-alone with an electronic control assembly mounted directly to the lock. Electric locks may be connected to an access control system, the advantages of which include: key control, where keys can be added and removed without re-keying the lock cylinder; fine access control, where time and place are factors; and ...
Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.
Keycard systems operate by physically moving detainers in the locking mechanism with the insertion of the card, by shining LEDs through a pattern of holes in the card and detecting the result, by swiping or inserting a magnetic stripe card, or in the case of RFID or NFC cards, merely being brought into close proximity to a sensor.
Aden Holloway made eight 3-pointers and scored 26 points off the bench, and No. Alabama overwhelmed South Dakota State with 19 made 3-pointers in a 105-82 victory on Sunday. Labaron Philon added ...
Ads
related to: stand alone glass break sensor