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

One of the comments on my Motor Starting Series was asking for something on duty cycles. Here it is. As a purchaser of a motor, you have responsibility...

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

If you are wondering what happened to our cable notes, the short answer is that we have moved them to myCableEngineering.com.  The "Knowledge Base" at...

Sometimes it’s useful to be able to quickly lookup a piece of technical information.  This note is a collection of information related to motors, and in...

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...

MIT OpenCourseWare, makes the materials used in teaching all MIT subjects available on the Web, free of charge, to any user in the world.

We have had the Wiki with us for a long time now, but at last I have decided to say bye bye – more details on why below.

This is the first of two posts on the resistance of conductors. In the next post I will look at the ac resistance, including skin effect and we deal with...

Many medium voltage (MV) indoor switchgear rooms  exist worldwide. The complexity of these rooms varies considerably depending on location, function and...