³Ô¹Ïtv / ENGINEERING NOTEEvidence sequence: PCB Trace Resistance Calculator1GeometryOne uniform conductor; list excluded sections and return.2MaterialResistivity and coefficient referenced to 20 °C.3TemperatureEntered condition, not a solved thermal result.4UseDC resistance, drop and loss only; no ampacity or safety approval.Conceptual drawing. Not to scale; not manufacturing or compliance evidence.