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　　　　1. Selection basis for the width of printed wires: the minimum width of printed wires is related to the current flowing t

　　　　1. Spacing between wires　　As far as the processing capabilities of mainstream Shenzhen PCB manufacturers are concerned, t

　　　　The pcb multilayer circuit board is a special printed circuit board, and its existence "location" is generally

　　　　Conceptually, wireless transmitters and receivers can be divided into two parts: fundamental frequency and radio frequenc

　　　　For most electronic components, common discrete component packages mainly include diodes, capacitors, resistors, and tran

　　　　PCB packaging is to use various parameters of actual electronic components, chips, etc. (such as component size, length a