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  2. Radar beacon - Wikipedia

    en.wikipedia.org/wiki/Radar_beacon

    Radar beacon. Racon signal as seen on a radar screen. This beacon receives using sidelobe suppression and transmits the letter "Q" in Morse code near Boston Harbor (Nahant) 17 January 1985. Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1 ...

  3. Laser designator - Wikipedia

    en.wikipedia.org/wiki/Laser_designator

    A laser designator is a laser light source which is used to designate a target. Laser designators provide targeting for laser-guided bombs, missiles, or precision artillery munitions, such as the Paveway series of bombs, AGM-114 Hellfire, or the M712 Copperhead round, respectively. When a target is marked by a designator, the beam is invisible ...

  4. Distraction - Wikipedia

    en.wikipedia.org/wiki/Distraction

    Distraction is the process of diverting the attention of an individual or group from a desired area of focus and thereby blocking or diminishing the reception of desired information. Distraction is caused by: the lack of ability to pay attention; lack of interest in the object of attention; or the great intensity, novelty or attractiveness of ...

  5. List of British Railways shed codes - Wikipedia

    en.wikipedia.org/wiki/List_of_British_Railways...

    Closed to steam 1965 [47] Became 86A [citation needed] Was a sub-shed of 88A (Cardiff Canton) from 1958 until it became 88L in 1962. [65] Was 88A until 1960. Closed to steam 1965 [64] Became 88M [citation needed] Previously a sub-shed of 88D Merthyr Tydfil. Closed to steam 1965 [68] Was 86B until 1960.

  6. List of ISO 3166 country codes - Wikipedia

    en.wikipedia.org/wiki/List_of_ISO_3166_country_codes

    See the ISO 3166-3 standard for former country codes. British Virgin Islands – See Virgin Islands (British) . Burma – See Myanmar . Cape Verde – See Cabo Verde . Caribbean Netherlands – See Bonaire, Sint Eustatius and Saba . China, The Republic of – See Taiwan (Province of China) . Democratic People's Republic of Korea – See Korea ...

  7. Markiplier (real name: Mark Fischbach) hosts “Distractible” with two of his longtime friends: Wade Barnes (whom “I think I’ve known since the sixth grade,” Fischbach says) and Bob ...

  8. Coincidence rangefinder - Wikipedia

    en.wikipedia.org/wiki/Coincidence_rangefinder

    A coincidence rangefinder or coincidence telemeter is a type of rangefinder that uses the principle of triangulation and an optical device to allow an operator to determine the distance to a visible object. There are subtypes split-image telemeter, inverted image, or double-image telemeter with different principles how two images in a single ...

  9. Laser rangefinder - Wikipedia

    en.wikipedia.org/wiki/Laser_rangefinder

    Laser rangefinder. A long-range laser rangefinder is capable of measuring distance up to 20 km; mounted on a tripod with an angular mount. The resulting system also provides azimuth and elevation measurements. A laser rangefinder, also known as a laser telemeter, is a rangefinder that uses a laser beam to determine the distance to an object.