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  2. Light characteristic - Wikipedia

    en.wikipedia.org/wiki/Light_characteristic

    An example of a complete light characteristic is "Gp Oc(3) W 10s 15m 10M". This indicates that the light is a group occulting light in which a group of three eclipses repeat every 10 seconds; the light is white; the light is 15 metres above the chart datum and the nominal range is 10 nautical miles.

  3. Stack light - Wikipedia

    en.wikipedia.org/wiki/Stack_light

    Stack light in automated production for in-line quality inspection. Stack lights (also known as signal tower lights, indicator lights, andon lights, warning lights, industrial signal lights, or tower lights) are commonly used on equipment in industrial manufacturing and process control environments to provide visual and audible indicators of a machine's status to machine operators, technicians ...

  4. Check engine light - Wikipedia

    en.wikipedia.org/wiki/Check_engine_light

    A check engine light or malfunction indicator lamp (MIL), is a tell-tale that a computerized engine-management system uses to indicate a malfunction or problem with the vehicle ranging from minor (such as a loose gas cap) to serious (worn spark plugs, engine problems or a faulty oil valve, etc.).

  5. International Code of Signals - Wikipedia

    en.wikipedia.org/wiki/International_Code_of_Signals

    What is now the International Code of Signals was drafted in 1855 by the British Board of Trade and published in 1857 as the Commercial Code. It came in two parts: the first containing universal and international signals, and the second British signals only. Eighteen separate signal flags (see chart) were used to make over 70,000 possible messages.

  6. Blinkenlights - Wikipedia

    en.wikipedia.org/wiki/Blinkenlights

    Blinkenlights on the NSA's FROSTBURG supercomputer from the 1990s Typical LED pattern of a Thinking Machines CM-5. The Connection Machine, a 65 536-processor parallel computer designed in the mid-1980s, was a black cube with one side covered with a grid of red blinkenlights; the sales demo had them evolving Conway's Game of Life patterns.

  7. Daikin - Wikipedia

    en.wikipedia.org/wiki/Daikin

    In the filtration realm, Daikin acquired American Air Filter (AAF) in 2007, [11] and Flanders in 2016. [12] The resulting entity is known both as AAF International and AAF Flanders. In 2008, Daikin purchased a 75% share of All World Machinery Supply based in Roscoe, Illinois. [13] In 2009, Daikin Airconditioning Philippines was established. [14]

  8. International Blinking Pattern Interpretation - Wikipedia

    en.wikipedia.org/wiki/International_Blinking...

    The definition of activity is implementation-dependent. It could mean busy, or idle and available, or be part of a blinking pattern that conveys additional information. See section 7.4 of SGPIO. [2] 1: Activity No: 0 or 1: N/A: The activity bit is masked and not used in interpretation.

  9. Emergency vehicle lighting - Wikipedia

    en.wikipedia.org/wiki/Emergency_vehicle_lighting

    If a blue flashing light is seen in either traffic or the sea, other vehicles must yield to let that vehicle pass. Blue flashing lights are used by police, military police, customs, fire departments, rescue services, and ambulances. Government, VIP, and embassy vehicles may also use blue if accompanied by local police.