inspection and testing of printed circuit boards
Post on 16-Jan-2016
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Inspection and testing of printed circuit boards
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Inspection and testing of printed circuit boards
Inspection can be in the state:• unmounted,• mounted.
Statistical methods can be applied for not inspecting every board.
• Visual inspection (broken line, shortcut),
• Optical tool (projector, microscope, CCD camera + computer),
• Electronic method.
Automated optical inspection
Measurement points:• Soldered points,• Special measurements pads (SMT).
Electronic measurement methods:• Two-point,• Multi-point pad
connector.
Four-point measurement equipment
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