6L/8L/10L/12L Layer Second Order PCB Circuit Board for Dummies
Electroplated nickel gold is much more usually utilized on IC substrates (for example PBGA), primarily for binding gold wires and copper wires; but when electroplating C substrates, supplemental conductive wires must be manufactured within the gold finger binding place in advance of electroplating.To use circuits on each side, there has to be