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 ...

Featuring up to 97.4 percent power efficiency and a highly efficient design using nearly 30 percent less material, the new VPT Series toroidal power transformers from Triad Magnetics provide an ...

The O-Core toroidal power transformer cores enable the production of transformers that are 15% smaller in size and weight than traditional toroidal transformers. The cores use a silicon steel strip ...

In this video, we cut a 30-pound toroid transformer from a Parasound amplifier using a 60,000 PSI waterjet. Music by David ...

I found myself in a sticky situation at an AM tower site a few weeks back. I was a couple of hours away from the studio and working alone, trying to make a quick fix to the antenna tuning unit. I had ...

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 ...

Fezz Audio is not some boutique tube brand trying to sell Americans a misty-eyed postcard from Eastern Europe. Designed and manufactured in Poland, the new Integrated Amplifier arrives in the U.S.

Toroid Corp. plans to expand operations in Salisbury, hiring 50 employees in the next three years. The manufacturer of electrical transformers and other power products intends to expand via the ...

The Q3903-AL is a toroidal transformer featuring 500 Vrms winding-to-winding isolation with three 1:1 winding and complies with the RoHS, tin-silver over tin over nickel over brass standards.The Q3903 ...