PCB Design Complete Guide: From KiCad Beginner to Four-Layer Board Signal Integrity Practice

A comprehensive guide to the entire PCB design process: using KiCad to draw schematics from scratch, assign footprints, layout and routing, export Gerber files, then dive into four-layer board stackup design, impedance control, crosstalk suppression, and power integrity practice, with common troubleshooting and prototyping checklists.