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  2. Printed circuit board - Wikipedia

    en.wikipedia.org/wiki/Printed_circuit_board

    A printed circuit board (PCB), also called printed wiring board (PWB), is a laminated sandwich structure of conductive and insulating layers, each with a pattern of traces, planes and other features (similar to wires on a flat surface) etched from one or more sheet layers of copper laminated onto or between sheet layers of a non-conductive ...

  3. Electrical wiring - Wikipedia

    en.wikipedia.org/wiki/Electrical_wiring

    Installing electrical wiring by "chasing" grooves into the masonry structure of the walls of a building. Materials for wiring interior electrical systems in buildings vary depending on: Intended use and amount of power demand on the circuit; Type of occupancy and size of the building; National and local regulations

  4. Electrical wiring in North America - Wikipedia

    en.wikipedia.org/wiki/Electrical_wiring_in_North...

    For residential wiring, some basic rules given in the NEC are: Terminals for the neutral (grounded) conductor in general, and for receptacles, plugs, and connectors specifically, are required to be substantially white in color [NEC 200.9, NEC 200.10 (B)], and if the terminal itself is not visible, the hole leading to it must be marked with the ...

  5. Coupon (PWB) - Wikipedia

    en.wikipedia.org/wiki/Coupon_(PWB)

    A coupon or test coupon is a printed circuit board (PCB) used to test the quality of a printed wiring board (PWB) fabrication process. Test coupons are fabricated on the same panel as the PWBs, typically at the edges. Coupons are then inspected to ensure proper layer alignment, electrical connectivity, and cross sectioned to inspect internal ...

  6. Wiring diagram - Wikipedia

    en.wikipedia.org/wiki/Wiring_diagram

    An automotive wiring diagram, showing useful information such as crimp connection locations and wire colors. These details may not be so easily found on a more schematic drawing. 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 ...

  7. 8 Overlooked Ways To Fund Your Holiday Purchases

    www.aol.com/finance/8-overlooked-ways-fund...

    Visits shouldn’t take more than 15 minutes, and you could potentially do at least two per hour depending on driving times — more if you book multiple families within the same neighborhood ...

  8. When do fifth College Football Playoff rankings come out ...

    www.aol.com/fifth-college-football-playoff...

    The College Football Playoff releases the fifth top 25 rankings of the season Tuesday. Here’s what to know and how to watch the show.

  9. US homebuilder confidence at 7-month high in November, survey ...

    www.aol.com/news/us-homebuilder-confidence-7...

    The National Association of Home Builders/Wells Fargo Housing Market Index rose to 46 this month, the highest since April, from 43 in October. The reading was higher than all 28 estimates in a ...

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