- Printed Circuit Assemblies
- Information technology: PCA
Универсальный русско-английский словарь. Академик.ру. 2011.
Printed Circuit Assemblies
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Printed circuit board — Part of a 1983 Sinclair ZX Spectrum computer board; a populated PCB, showing the conductive traces, vias (the through hole paths to the other surface), and some mounted electrical components A printed circuit board, or PCB, is used to… … Wikipedia
Fixtureless in-circuit test — (FICT) is a cost effective alternative to a bed of nails tester for in circuit testing of low to medium volumes of printed circuit board assemblies. It relies on a computerized optical inspection of the circuit assembly and positionable test… … Wikipedia
Electronic packaging — is a major discipline within the field of electronic engineering, and includes a wide variety of technologies. It refers to enclosures and protective features built into the product itself, and not to shipping containers. It applies both to end… … Wikipedia
Wave soldering — is a large scale soldering process by which electronic components are soldered to a printed circuit board (PCB) to form an electronic assembly. The name is derived from the use of waves of molten solder to attach metal components to the PCB. The… … Wikipedia
Dip soldering — apparatus. Dip soldering is a small scale soldering process by which electronic components are soldered to a printed circuit board (PCB) to form an electronic assembly. The solder wets to the exposed metallic areas of the board (those not… … Wikipedia
Flying probe — test systems are often used for only testing basic production, prototypes, and boards that present accessibility problems. Flying probe testing uses electro mechanically controlled probes to access components on printed circuit assemblies (PCAs) … Wikipedia
Electronic symbol — Common circuit diagram symbols (US symbols) An electronic symbol is a pictogram used to represent various electrical and electronic devices (such as wires, batteries, resistors, and transistors) in a schematic diagram of an electrical or… … Wikipedia
Electronic component — Various components An electronic component is a basic electronic element and may be available in a discrete form having two or more electrical terminals (or leads). These are intended to be connected together, usually by soldering to a printed… … Wikipedia
Restriction of Hazardous Substances Directive — European Union directive: Directive 2002/95/EC Directive on the restriction of the use of certain hazardous substances in electrical and electronic equipment Made by Council Parliament … Wikipedia
Conformal coating — material is applied to electronic circuitry to act as protection against moisture, dust, chemicals, and temperature extremes that, if uncoated (non protected), could result in damage or failure of the electronics to function. When electronics… … Wikipedia
Organizational structure of Jehovah's Witnesses — Part of a series on Jehovah s Witnesses Overview … Wikipedia
