Is plain old FR-4 (also known as “Glass Epoxy”) PCB material suitable for use in RF designs[1]? This question comes up time and again. Many say no, fewer say yes – who's right? As I have published ...

When you first start learning about PCBs and their manufacturing, things seem to be extremely complicated. At some point, you might think,“It's not for me.” But as soon as you keep learning, ...

Choosing a circuit material for a high-frequency printed-circuit board (PCB) is generally a tradeoff, often between price and performance. But PCB materials are also selected by two key factors: how ...