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 ...

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 ...

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

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 ...

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 ...