A transformer explosion at an electrical plant set the skies above New York City ablaze in an eerie, pulsing blue light Thursday night, causing scattered power outages, delaying flights and sparking a ...

NEW YORK — A transformer explosion at an electrical plant set the skies above New York City ablaze in an eerie, pulsing blue light Thursday night, causing scattered power outages, delaying flights and ...

A transformer fire in Queens sent an eerie blue light flooding the nighttime sky as electricity flickered in homes and an airport was plunged into darkness Thursday. Con Edison says a brief electrical ...

There are several reasons you should have an isolation transformer. They can prevent ground loops and also prevent a device under test from having a DC path to ground (or isolate an oscilloscope from ...

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