Homemade Custom PCB Guide Using Free KiCAD Software

Learn how to create a custom PCB for a quiet fan switch circuit in this comprehensive 21-minute video tutorial. Follow along as the process of designing, manufacturing, and implementing a PCB for the BIQU BX 3D printer is demonstrated using free KiCAD software and a CNC router. Explore circuit simulation, schematic design, PCB layout, toolpath creation, cutting, post-processing, assembly, and testing. Gain insights into unconventional yet effective methods for DIY PCB production, and discover how to enhance your 3D printer's functionality with a temperature-controlled fan circuit. Perfect for makers and electronics enthusiasts looking to expand their skills in custom PCB fabrication.

Introduction
BIQU BX recap
CHEP’s temperature switching fan circuit
Circuit simulation with Everycircuit app
Schematic design in KiCAD
PCB design in KiCAD
Toolpath creation in Carbide Create
Cutting the PCB
Post processing of PCB
PCB assembly and soldering
3D printing a mount for the PCB
Testing the finished circuit
Conclusion