HF radios often use toroidal transformers and winding them is a rite of passage for many RF hackers. [David Casler, KE0OG] received a question about how they work and answered it in a recent video ...

Transformers help move electricity efficiently by changing voltage levels. This video explains how they work using magnetic fields and coils, and why they’re essential in power lines and electronic ...

It is important for machine design engineers to understand how transformers work so they can design machinery that operates optimally within the proper voltage ranges, as well as select the right ...