One-to-one three phase transformers have a turn ratio of 1:1 or near 1:1. Variable transformers are three phase devices with a setting for changing the turn ratio as needed. Step-up transformers ...

Single-phase transformers are more popular than three-phase transformers in non-urban areas, as the cost of a three-phase distribution network is much higher, and the overall electrical demand is ...

but only single-phase transformers having a 2-wire (single-voltage) secondary or a 3-phase delta-delta transformer having a 3-wire (single-voltage) secondary are allowed in that case. Unfortunately, ...

The National Toy Hall of Fame in Rochester, N.Y., announced this year's inductees: My Little Pony, Transformers and Phase 10.

My Little Pony finally made it to the winner’s circle. After years as an also-ran, the pastel-colored ponies were enshrined ...

Researchers at Purdue University Indianapolis have developed a groundbreaking capacitorless solid-state power filter (SSPF) for DC-AC converters, addressing the limitations of traditional passive ...

As many as 3,270 digital meters — 3,242 single-phase and 28 three-phase ones — have been found to be defective in Madurai ...

The Strong National Museum of Play updated its website with the latest inductees. The three inductees are My Little Pony, ...

A study led by Dr. Haitham Kanakri and Dr. Euzeli Dos Santos, Jr., has unveiled a novel capacitorless solid-state power ...

The three 1980s staples are new National Toy Hall of Fame inductees. Hess Toy Trucks, the Pokémon Trading Card Game, the ...

The National Toy Hall of Fame recognizes toys that have inspired creative play and enjoyed popularity over a sustained period ...

After years as an also-ran, the pastel-colored ponies were enshrined in the National Toy Hall of Fame on Tuesday, along with ...