If you're looking for a way to make your circuit boards more durable, then you may want to consider using double-layer PCBs. Hit the guide below and learn double-layer PCB in detail!
Double Layer PCB Construction And Applications
Understanding double layer PCB - PCBA Manufacturers
Understanding double layer PCB - PCBA Manufacturers
Super Easy & Cheap Flexible, Double Layer OR Multi Layer PCB : 7 Steps (with Pictures) - Instructables
PCB Layers: Everything You Need to Know
What is PCB & Top 6 Characteristics of PCB
Double Layer PCB Construction And Applications
Introduction to Double Layer PCB - The Engineering Projects
Double-layer PCB- Manufacturing Process
Single-Sided vs. Double-Sided vs. Multilayer PCBs