PCB Funtamentals Youtube videos

FUNDAMENTALS of PCB

Understanding ground planes in your two layer pcb

PCB Material Selection For High Speed Design HD

Circuit Board Layout for EMC: Example 1

Circuit Board Layout for EMC: Example 2

Circuit Board Layout for EMC: Example 3

PCB Signal Integrity: An Introduction

PCB Signal Integrity: Understand Coupling

CB Signal Integrity: Gain Historical Perspective

PCB Signal Integrity: Deal with Lossy Transmission Lines

Transmission Line Return Current

DDR3 2133 Tutorial Intro