When a PCB design calls for 20, 24, or even 32 copper layers, you have moved decisively out of the territory of routine manufacturing. At this level of complexity, the fabrication process transforms from a relatively standardized production workflo...

Rigid-flex PCB technology has become increasingly important in modern electronics, especially for applications where space is tight, reliability is critical, and traditional rigid boards or flexible circuits alone just cannot do the job. But rigid-...