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For a newly designed circuit board, debugging often encounters some difficulties, especially when the board is relatively large and there are many components, it is […]
At present, the typical process of printed circuit board (PCB) processing adopts the “pattern plating method”. That is to say, pre-plated a layer of lead-tin anti-corrosion […]
3. Etching quality and previous problems The basic requirement for etching quality is to be able to completely remove all copper layers except under the […]
There is a research result from the PCM industrial system, which has not yet been officially published, but the result will be refreshing. Because of the […]