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  2. 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 ...

  3. Engineering drawing abbreviations and symbols - Wikipedia

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

    In a feature control frame (FCF), the ⌀ symbol tells you that the tolerance zone for the geometric tolerance is cylindrical. Abbreviations for "diameter" include ⌀, DIA, and D. D. diameter; delta. Abbreviations for "diameter" include ⌀, DIA, and D. For delta usage, see for example "delta notes". DIA[2] diameter.

  4. Circuit diagram - Wikipedia

    en.wikipedia.org/wiki/Circuit_diagram

    Comparison of pictorial and schematic styles of circuit diagrams Common schematic diagram symbols (US symbols) The circuit diagram for a four-bit TTL counter, a type of state machine. A circuit diagram (or: wiring diagram, electrical diagram, elementary diagram, electronic schematic) is a graphical representation of an electrical circuit.

  5. Single-line diagram - Wikipedia

    en.wikipedia.org/wiki/Single-line_diagram

    In power engineering, a single-line diagram (SLD), also sometimes called one-line diagram, is a simplest symbolic representation of an electric power system. [1][2] A single line in the diagram typically corresponds to more than one physical conductor: in a direct current system the line includes the supply and return paths, in a three-phase ...

  6. Reference designator - Wikipedia

    en.wikipedia.org/wiki/Reference_designator

    A reference designatorunambiguously identifies the location of a componentwithin an electrical schematicor on a printed circuit board. The reference designator usually consists of one or two letters followed by a number, e.g. C3, D1, R4, U15. The number is sometimes followed by a letter, indicating that components are grouped or matched with ...

  7. 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".

  8. Technical drawing - Wikipedia

    en.wikipedia.org/wiki/Technical_drawing

    v. t. e. Drafter at work. Copying technical drawings in 1973. Technical drawing, drafting or drawing, is the act and discipline of composing drawings that visually communicate how something functions or is constructed. Technical drawing is essential for communicating ideas in industry and engineering. To make the drawings easier to understand ...

  9. Wiring diagram - Wikipedia

    en.wikipedia.org/wiki/Wiring_diagram

    A wiring diagram is a simplified conventional pictorial representation of an electrical circuit. It shows the components of the circuit as simplified shapes, and the power and signal connections between the devices. A wiring diagram usually gives information about the relative position and arrangement of devices and terminals on the devices, to ...

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