The simple Diode and LED Tester presented here costs under £5 to build (including all components, the battery and a cheap case) and will indicate the polarity of almost all types of LED and other ...

The PCB fabrication and assembly industry does have standards, but enough people don’t follow these standards that the manufacturers are obliged to assume that no one does The PCB fabrication and ...

Various techniques—ranging from x-ray and optical inspection through functional electrical test—have emerged to shorten time to market and reduce test costs while maintaining thorough fault coverage.

Test engineers have a variety of options for testing printed-circuit boards—ranging from in-circuit testers to the latest in embedded-instrument technology. Despite the decline of PCB physical access ...