Because engineers build libraries of information that could be useful to them in the future Megger has introduced a series of Transformer Life Management (TLM) Bulletins.

Digital radio (HD Radio in the USA, DAB or DAB+ in most of the rest of the world) is steadily displacing traditional AM and FM broadcasting. Many benefits are claimed for the new technology, including the option for the broadcaster to attach still pictures,...

In this, the second and final part of our article that seeks to settle once and for all the debate about whether surge testing for motors is beneficial or harmful, we look at how surge tests should be performed, the ways in which motors fail, and the...