The (Shocking) History & Physics of Electric Transformers

History of electric transformers from Faraday through Lenz, Sturgeon, Callan, Ruhmkorff, Gaulard, Westinghouse and more (with a description of what Tesla did and didn’t do in the evolution of electricity).

Hello, my name is Kathy Joseph and I have done a lot of original research from 1800s papers, magazines, patents, and books to tell you the shocking history and physics of AC transformers. Now Electric transformers are very simple devices: basically they are just two coils of wire wrap...