GE have put together a time-lapse video shown flight take-off and landings at some airports. An interesting view:

Photovoltaic (PV) cells (sometimes called solar cells) convert solar energy into electrical energy.  Every year more and more PV systems are installed...

The calculation of current in a three phase system has been brought up on our site feedback and is a discussion I seem to get involved in every now and...

The mobile phone was born in 1973. They were the size of a brick and weighed a couple of kg, making them difficult to fit into your pocket. At a few thousand...

If you want to check a circuit is dead (not live), you should always use the three point method. First check a known live circuit, then check the dead...

The other day I came across an article in Technology Review on the development of a smart transformer. A professor at North Carolina State University is...

Bored at work and would rather be playing trump card game with you son. The next best thing (or not) maybe the online cable trump card game from AEI Cables...

Carrying out a protection system discrimination study is critical to ensure the correct functioning of  the electrical system in the event of faults. ...

Just added a page to the tools, which will allow you to calculate the synchronous speed, slip and rated torque for an induction motor. Not a particularly...

The European Union is implementing a voluntary code of practice for participants with the aim of improving the overall efficiency of data centres. As part...