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2021-06-18
PCB circuit board maintenance inspection, processing skills and pithy formula solution; 1、 First look, then measure. The circuit board to be repaired should be visually inspected first. If necessary, it should be observed with the help of a magnifying glass.
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2021-06-18
PCB circuit board is mainly composed of pad, via, mounting hole, wire, components, connector, filling, electrical boundary, etc. Common board structures include single layer PCB, double layer PCB and multi layer PCB. Printed circuit board is mainly composed of pad, through hole, mounting hole, wire, component, connector, filling, electrical boundary, etc
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2021-06-18
At present, China's production of PCB circuit board in the heavy use of copper clad plate; Generally, according to the different reinforcing materials of the board, it can be divided into five categories: paper base, glass fiber cloth base, composite base (CEM Series), laminated multilayer board base and special material base (ceramic, metal core base, etc.).
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