³Ô¹Ïtv / ENGINEERING NOTEEvidence sequence: Heavy Copper PCB Tradeoffs1ElectricalLocate the dominant resistance and relevant waveform.2FabricationAssess fine features, resin filling and local stack requirements.3AssemblyAgree joint heating, terminal support and repair expectations.4AlternativeCompare wider/shorter paths and separate bus structures at equal scope.Conceptual drawing. Not to scale; not manufacturing or compliance evidence.