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  2. Pin tumbler lock - Wikipedia

    en.wikipedia.org/wiki/Pin_tumbler_lock

    The first known example of a tumbler lock was found in the ruins of the Palace of Khorsabad built by king Sargon II (721–705 BC.) in Iraq. [1] Basic principles of the pin tumbler lock may date as far back as 2000 BC in Egypt; the lock consisted of a wooden post affixed to the door and a horizontal bolt that slid into the post.

  3. Shielded data link connector - Wikipedia

    en.wikipedia.org/wiki/Shielded_Data_Link_connector

    A shielded data link (SDL) connector is a type of electrical connector in which the signal pins are surrounded by a metal shield. The connector was designed by AMP (now TE Connectivity) and is available with a range of pins (4 to 16). It also features a locking mechanism and is available in differently keyed plugs that correspond to the proper ...

  4. Electromagnetic shielding - Wikipedia

    en.wikipedia.org/wiki/Electromagnetic_shielding

    A laptop case with visible copper electromagnetic interference (EMI) coating shield on the inside. Such coatings are usually deposited by using electroless plating. It is applied both to home appliances and medical devices. [1] Typical materials used for electromagnetic shielding include thin layer of metal, sheet metal, metal screen, and metal ...

  5. Glossary of locksmithing terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_locksmithing_terms

    It has varying lengths, corresponding to the key's bitting cuts. When the pins are above the plug, the key pin is also known as the bottom pin. Lock housing The lock housing is the part of the lock that does not move when the lock is opened. It is responsible for transferring the action of the key to the bolt. [7] Master pin

  6. Installing and Uninstalling AOL Shield Pro FAQs

    help.aol.com/articles/aol-shield-installing-and...

    To uninstall the AOL Shield Pro browser: 1. Right click on the AOL Shield Pro desktop icon. 2. Click Open file location. 3. Double click Uninstall.exe in the AOL Shield Pro folder. 4. Click Yes to “Do you want to allow this app from an unknown publisher to make changes to your PC?”. 5. Follow the prompts to uninstall. 6.

  7. AOL Shield Pro - AOL Help

    help.aol.com/products/aol-shield

    The AOL Shield Pro browser provides protection with a whole host of advanced security features, so you can worry less about online threats. Shopping, banking, social media - AOL Shield Pro offers browsing protection for the things you do every day.

  8. Download and install the AOL Shield Pro browser

    help.aol.com/articles/how-to-download-and...

    The installation file will be saved to your Downloads folder. Open your Downloads folder and click the AOL Shield Pro install file to open. Click Yes to "Do you want to allow this app to make changes to your device?". Click Next on the AOL Shield Pro Setup window. Click I agree to accept the License Agreement. Click Install to start the ...

  9. Shielded cable - Wikipedia

    en.wikipedia.org/wiki/Shielded_cable

    The shield should be electrically continuous to maximize effectiveness, including any cable splices. For high frequency signals (above a few megahertz), this extends to connectors and enclosures, also circumferentially: The cable shielding needs to be circumferentially connected to the enclosure, if any, through the connector or cable gland .