Sep 09,2024

Common structures of soft hard composite boards

Rigid Flex PCB is a new electronic interconnect technology that integrates rigid printed circuit boards (PCBs) and flexible printed circuits (FPCs).


Sep 09,2024

What are the layers of PCB printed circuit boards, and what are the meanings and functions of each layer?

The signal layer is mainly used to arrange wires on printed circuit boards. Protel99SE provides 32 signal layers, including Top layer, Bottom layer, and 30 MidLayer layers.


Sep 09,2024

How to improve the problem of copper free holes in multi-layer PCB circuit boards?

Add high-pressure water washing and gel residue removal processes to holes that are prone to dust generation (such as holes with a diameter below 0.3mm containing 0.3mm).


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