When making adding a Note to our site we have a great online WYSIWYG editor and things are pretty simple.  However, if you prefer you can write, manage...

We have a sister note to this (Robots - Interesting Video), in which I have posted some videos of interesting robots developed by commercial corporations...

This post is quick introduction and overview to different railway electrification voltages used in answer to a question sent in via email. While there...

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...

Coils of wire on the rotor carry a d.c. current which generates a magnetic field. A stator magnetic field is created using either permanent magnets or...

Electrical engineering has a multitude of laws and theorems. It is fair to say the Ohm's Law is one of the more widely known; it not the most known. Developed...

Problems on achieving maximum voltage drop within an installation come up often. Depending where you live, local regulations will have different limits...

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

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

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