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How do transformers actually work?

Transformers are hidden in almost every electronic device you use, but what do they actually do? This video explains how ...
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What Is a Toroidal Transformer?: How It Works and Where It’s Used

Toroidal transformers are compact, efficient, and play a vital role in modern electrical systems, but how do they actually work? In this video, we explore the inner workings of toroidal transformers ...