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  2. 1951 USAF resolution test chart - Wikipedia

    en.wikipedia.org/.../1951_USAF_resolution_test_chart

    A 1951 USAF resolution test chart is a microscopic optical resolution test device originally defined by the U.S. Air Force MIL-STD-150A standard of 1951. The design provides numerous small target shapes exhibiting a stepped assortment of precise spatial frequency specimens. It is widely used in optical engineering laboratory work to analyze and ...

  3. Magical objects in Harry Potter - Wikipedia

    en.wikipedia.org/wiki/Magical_objects_in_Harry...

    In Deathly Hallows, various modifications have been made to the bike by Mr. Weasley, allowing it to create a brick wall or a net that erupts from the exhaust pipe and to shoot dragon fire from the exhaust, impelling the bike's sudden acceleration. The dragon-fire feature is used to great effect by Hagrid and Harry when being chased by Voldemort ...

  4. Modular connector - Wikipedia

    en.wikipedia.org/wiki/Modular_connector

    An 8P8C modular plug. This is the common crimp-type plug, of the same kind pictured above crimped onto a cable (with molded sleeve). A modular connector is a type of electrical connector for cords and cables of electronic devices and appliances, such as in computer networking, telecommunication equipment, and audio headsets. Modular connectors ...

  5. Radar beacon - Wikipedia

    en.wikipedia.org/wiki/Radar_beacon

    Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1] – defined as "A transmitter-receiver associated with a fixed navigational mark which, when triggered by a radar, automatically returns a distinctive signal which can appear on the display of the ...

  6. AOL Mail

    mail.aol.com

    You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563.

  7. Nominal Pipe Size - Wikipedia

    en.wikipedia.org/wiki/Nominal_Pipe_Size

    Nominal Pipe Size (NPS) is a North American set of standard sizes for pipes used for high or low pressures and temperatures. [1] " Nominal" refers to pipe in non-specific terms and identifies the diameter of the hole with a non-dimensional number (for example – 2-inch nominal steel pipe" consists of many varieties of steel pipe with the only criterion being a 2.375-inch (60.3 mm) outside ...

  8. Ex-White House aide says ‘self-announced’ presser ... - AOL

    www.aol.com/ex-white-house-aide-says-170158922.html

    Former White House press secretary Stephanie Grisham said Thursday that former President Trump’s “self-announced” press conference shows the GOP presidential nominee is “panicking.” In a ...

  9. JIC fitting - Wikipedia

    en.wikipedia.org/wiki/JIC_fitting

    The angled seating surface is clearly visible on the far right. JIC fittings, defined by the SAE J514 and MIL-DTL-18866 standards, are a type of flare fitting machined with a 37-degree flare seating surface. JIC (Joint Industry Council) fittings are widely used in fuel delivery and fluid power applications, especially where high pressure (up to ...