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multilayer pcb ground
hello all,
am a pcb designer, till now i designed 2layer boards only.
now i want to design a multilayer(4layer) pcb.
In this am using the top and bottom layer as signal layers
2nd layer as gnd layer and 3th layer as vcc layer.
while giving the gerber data to fabricator is...
helo all, i have a small doubt regarding the pcb solder mask. is there any significance for pcb soldermask like..most of the pcbs are in green colour, some are in black(i know black is used for some displays systems where light is not to be transperented).I saw some pcbs in Blue and Red color...
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