The latest episode of Amp Hour is on visualising EM fields in blender and other open tools, it's absolutely fascinating:
https://theamphour.com/695-making-the-invisible-visible-with-sam-aldahar/ https://www.youtube.com/@samerps/videos
#695 – Making The Invisible, Visible with Sam Aldhaher | The Amp Hour Electronics Podcast

Sam Aldhaher is a power engineer and 3D graphic artist, his Blender visualizations have helped many people understand how RF flows in a variety of circuits. Sam joins Chris to talk about how to get started in Blender and the variety of tools available once you do.

The Amp Hour Electronics Podcast | A weekly show about the trends in the electronic industry.