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  2. Glass break detector - Wikipedia

    en.wikipedia.org/wiki/Glass_break_detector

    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 ...

  3. Security alarm - Wikipedia

    en.wikipedia.org/wiki/Security_alarm

    Typically, the most intense frequencies generated are between 3 and 5 kHz, depending on the type of glass and the presence of a plastic interlayer. Seismic glass-break detectors feel these shock frequencies and in turn generate an alarm condition. Window foil is a less advanced detection method that involves gluing a thin strip of conducting ...

  4. SimpliSafe - Wikipedia

    en.wikipedia.org/wiki/SimpliSafe

    SimpliSafe was founded in 2006 by then-Harvard Business School students, Chad and Eleanor Laurans after several friends in the Cambridge area experienced home break-ins, but couldn't find a security company that was designed to help renters. [2] [3] The couple worked on SimpliSafe in their own home from 2006 to 2008.

  5. Window security - Wikipedia

    en.wikipedia.org/wiki/Window_security

    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]

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  7. “Glee”'s 'Frenemies' was an 'intentional' reference to Lea ...

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    Related: Heather Morris remembers late Glee costar Naya Rivera: 'I can't shake the feeling you never left' But, he noted, that made the "Frenemies" episode all the more exciting: "Watching it was ...

  8. This 1954 Mercedes-Benz Racer Could Break Auction Records - AOL

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    The 1954 Mercedes-Benz W 196 R Stromlinienwagen is an iconic race car with a winding road of history. In February, it heads to auction with an estimated value exceeding $52 million.

  9. EN 1063 - Wikipedia

    en.wikipedia.org/wiki/EN_1063

    EN 1063, or CEN 1063, is a security glazing standard created by the European Committee for Standardization for measuring the protective strength of bullet-resistant glass. It is commonly used in conjunction with EN 1522 (Euronorm standard for Bullet Resistance in Windows, Doors, Shutters and Blinds) to form a ballistic classification system by ...

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