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

If you at all familiar with programs like office and outlook, then adding and editing posts is pretty straightforward and intuitive.  However, there are...

Collection of links to various places with useful motor information. I’ll try and return to the page every now and again to update it with any motor notes...

Laplace transforms and their inverse are a mathematical technique which allows us to solve differential equations, by primarily using algebraic methods...

When selecting a cable, the performance of the cable under fault conditions is an important consideration. It is important that calculations be carried...

If two dissimilar metals are touching and an external conducting path exists, corrosion of one the metals can take place.  Moisture or other materials...

The windings of many medium and small sized transformers are protected by restricted earth fault (REF) systems. The illustration shows the principal of...

IEC 62305 'Protection against lightning' requires a risk assessment be carried out to determine the characteristics of any lightning protection system...

I think this post is going to be helpful to several of our readers. While the IEC low voltage circuit breaker Standard [IEC 60947-2, Low voltage switchgear...

This article gives an introduction to IEEE 485 method for the selection and calculation of battery capacity.