Test coupon used for trace resistance measurement

High Frequency Circuit Board Manufacturer: Capabilities and Guide | gopcb

High Frequency Circuit Board Manufacturer: Capabilities and Guide A high frequency circuit board manufacturer must control materials, impedance, and process quality more carefully than a standard PCB supplier. Communication systems, radar, satellite equipment, aerospace electronics, and medical instruments depend on boards that can carry high-frequency signals with low loss and…
Microsection of a multilayer board under a microscope

Second-Order HDI PCB: Technology, Manufacturing and Applications | gopcb

Second-Order HDI PCB: Technology, Manufacturing and Applications A second-order HDI PCB is a high density interconnect board with additional microvia layers that allow more complex routing and higher component density than a first-order HDI design. It is used in smartphones, 5G equipment, automotive controllers, medical devices, and aerospace systems where…