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 ...

This chapter excerpted from Sevick’s Transmission Line Transformers describes the balun as a subset of transmission line transformers with an in-depth treatment of most used types. Schematics and ...

These toroidal power transformers are designed for medical applications. The transformers are available as bare toroids that can be integrated into the devices themselves or installed in enclosures ...

The book, authored by Raymond A. Mack and Jerry Sevick has been reviewed on EDN as well and that review can be found here. Editor’s note: Part 1 of this three-part book excerpted article discussed the ...