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 ...

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

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 ...

A line of standard and custom-designed toroidal step-down control transformers promise less heat generation and smaller size compared to conventional toroidals. With minor losses under no-load and 90% ...

Products in this line of custom- and standard-design toroidal power and isolation transformers come in factory-installed weatherproof-steel enclosures. The enclosures come in six standard sizes ...

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 ...

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 ...

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 ...

This line of dry-type single-phase and 3-phase low voltage (600VAC) high-power transformers is available from 5,000VA to 50,000VA with power ratings up to 200 KVA for single-phase and 150 KVA in the 3 ...