Before the technical, some general information. E-ink display are found in a lot of e-readers, some mobile phones and similar devices and the intent is...

Modelica is an open source (free) software language for modelling complex systems. Having never used it before, I thought I would download a development...

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...

Power factor is the ratio between the real power (P in kW) and apparent power (S in kVA) drawn by an electrical load. The reactive power (Q in kVAr)...

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

We've been sending out Newsletters on a regular basis for a few weeks now. To do this we have been using Google's Feedburner service. While Feedburner...

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...

In electrical engineering, Network Theory is the study of how to solve circuit problems. By analyzing circuits, the engineer looks to determine the various...

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...

I have been thinking recently that there appears to be less professional integrity around than when I first started my career in electrical engineering...