This video explains how to create traffic lights designed for a G-scale outdoor model railway. The models are designed in FreeCAD and then printed on a 3D printer. The traffic lights are designed for controlling cars, but could be adapted for a railroad crossing or as lights controlling the trains approaching points or single track.
These are created from scratch using basic tools in FreeCAD. The traffic lights are designed for 8mm LEDs which will be controlled using a Raspberry Pi Pico or an Arduino like circuit created using a custom PCB.
For more details see:
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Chapters:
00: 00 Introduction to FreeCAD
00: 43 UK traffic lights
01: 40 Creating the step and head in FreeCAD
15: 23 Creating the face in FreeCAD
25: 03 Adding hoods to the lights
37: 18 Moving body in FreeCAD
38: 50 3D printer settings
42: 33 Base and connection to Raspberry Pi Pico
Also beginners guide to FreeCAD w