The types of holes produced in PCBs provide unique functions and current special producing challenges: To use circuits on both sides, there needs to be a suitable circuit relationship involving the two sides, as shown in the photographs beneath. The “bridges in between such circuits are called vias. A by https://lanevbddf.blog-a-story.com/11635142/5-simple-statements-about-16-layer-3-level-hdi-pcb-explained