If you want to reverse engineer a PC board, you could do worse than X-ray it. But thanks to [Philip Giacalone], you could just take a photo, load it into PCB Tracer, and annotate the images. You can ...
While ultra HDI may receive considerable attention for stacked vias, staggered vias are a smart choice in many designs. The structure, offsetting each microvia, permits the dielectric to absorb ...