For a lot of reasons, home etching of PCBs is somewhat of a dying art. The main reason is the rise of quick-turn PCB fabrication services, of course; when you can send your Gerbers off and receive ...
Copper-clad is to use the unused space on the PCB as the reference surface, and then fill it with solid copper, which is also called copper filling. The significance of copper clad is to reduce the ...
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