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  2. Light characteristic - Wikipedia

    en.wikipedia.org/wiki/Light_characteristic

    A light characteristic is all of the properties that make a particular navigational light identifiable. Graphical and textual descriptions of navigational light sequences and colours are displayed on nautical charts and in Light Lists with the chart symbol for a lighthouse, lightvessel, buoy or sea mark with a light on it. Different lights use ...

  3. Reference designator - Wikipedia

    en.wikipedia.org/wiki/Reference_designator

    Download as PDF; Printable version; In other projects ... general light source, lamp, signal light: F: ... "Diagrams charts and tables for electrotechnology, Part 2 ...

  4. Wiring diagram - Wikipedia

    en.wikipedia.org/wiki/Wiring_diagram

    Wiring diagrams use standard symbols for wiring devices, usually different from those used on schematic diagrams. The electrical symbols not only show where something is to be installed, but also what type of device is being installed. For example, a surface ceiling light is shown by one symbol, a recessed ceiling light has a different symbol ...

  5. Electronic symbol - Wikipedia

    en.wikipedia.org/wiki/Electronic_symbol

    An electronic symbol is a pictogram used to represent various electrical and electronic devices or functions, such as wires, batteries, resistors, and transistors, in a schematic diagram of an electrical or electronic circuit. These symbols are largely standardized internationally today, but may vary from country to country, or engineering ...

  6. Engineering drawing abbreviations and symbols - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing...

    It is numbered with a stylized flag symbol surrounding the number (or sometimes a delta symbol). A general note applies generally and is not called out with flags. 2. Find number: "FN" meaning "find number" refers to the ordinal number that gives an ID tag to one of the constituents in a parts list (list of materials, bill of materials).

  7. File:Light wave harmonic diagram.svg - Wikipedia

    en.wikipedia.org/wiki/File:Light_wave_harmonic...

    Wavelengths that are separated by λ/4 are opposites, falling across from each other on the color wheel. (ie: Red is opposite of green, orange is opposite of blue, and yellow is opposite of violet.) Image was generated using Tikz and the resulting PDF was converted to SVG.

  8. Circuit diagram - Wikipedia

    en.wikipedia.org/wiki/Circuit_diagram

    A circuit diagram (or: wiring diagram, electrical diagram, elementary diagram, electronic schematic) is a graphical representation of an electrical circuit. A pictorial circuit diagram uses simple images of components, while a schematic diagram shows the components and interconnections of the circuit using standardized symbolic representations.

  9. Electrical drawing - Wikipedia

    en.wikipedia.org/wiki/Electrical_drawing

    An electrical drawing is a type of technical drawing that shows information about power, lighting, and communication for an engineering or architectural project.Any electrical working drawing consists of "lines, symbols, dimensions, and notations to accurately convey an engineering's design to the workers, who install the electrical system on the job".