So you have an old tube-type transmitter as a backup. It ran perfectly when you last turned it on two years ago to substitute for your then-ailing solid-state main transmitter. Now you need it again.

High-voltage experimenters are a unique breed. They’re particularly adept at scrounging for parts in all kinds of places, and identifying how to put all manner of components to use in the service of ...

Transformers quietly handle one of the most important jobs in the power grid—changing voltage levels so electricity can ...

step-down transformers decrease the voltage. The transformer in the diagram above is a step-down transformer – there are fewer turns on the secondary coil than on the primary coil. Type of transformer ...

The large transformers needed to power the AI boom are made partly by hand and take four to six weeks to build, leading to a yearslong wait list.

Police said it was around 7 a.m when a few farmers noticed that the transformer was dismantled from concrete poles and kept on the muddy stretch near farmland in the village. Copper coils and wires in ...

MATERIALS that conduct electricity without losing any of it are the stuff that electricity companies dream of. In fact, they are far from being a pipe dream. All metals, as a Dutch physicist, Heike ...