Ars Technica

Can someone explain to me how DC on the mains causes transformer hum?

I just got the latest Hifi News magazine and, as usual, the same ridiculously expensive mains cables etc are being pimped. I usually just skim over that crap, after admiring how pretty it is, but this ...
Hindustan Times

Hum Kya Chahte? Transformer

Rare Kashmir moment: angry women of a village block the Srinagar-Leh highway with a humble demand, a power transformer. Kashmiris are raising questions they never asked before. A report by Neelesh ...
Los Angeles Times

Bah, hum! Noisy transformer behind Cerritos man’s house is finally replaced

It may have taken 18 months, but the state Public Utilities Commission has finally pulled the plug on a humming backyard electric transformer that a Cerritos man says kept him awake at night. The ...
Los Angeles Times

Bah, hum! Noisy transformer behind Cerritos man’s house is finally replaced

It may have taken 18 months, but the state Public Utilities Commission has finally pulled the plug on a humming backyard electric transformer that a Cerritos man says kept him awake at night. The ...
POWER Magazine

The Transformer Crisis: An Industry on the Brink

Facing unprecedented lead times and skyrocketing costs, the transformer supply chain crisis threatens the backbone of the electric power industry, driving urgent calls for increased manufacturing ...