By Stephen V. Chavez Last year, on the Printed Circuit Podcast, I spoke with industry veteran, Scott Decker, about the use of PCB design constraints in PCB design. Decker has insightful knowledge on using design constraints as he has been working in the field of board design for 30 years, beginning his career using the Mentor tool in 1990 and spending the past 11 years working in Xpedition .  What is a PCB design constraint? In simple terms, a design constraint is a restricti