In an earlier note on the site [Photovoltaic (PV) - Electrical Calculations], the theory of solar (PV) cell calculations was introduced.  In particular...

I'm a fan of using manufacturers catalogues. There are two main reasons for this. Firstly, if your involved in the purchase of equipment, you will likely...

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

I was having a conversation the other day about voltage levels.  While everyone was in agreement that low voltage was 1000 V and less, there was more confusion...

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...

Motor starting and its associated problems are well-known to many people who have worked on large industrial processes. However, these things are, of course...

Using laser optical pulses the random number generator utilizes the time between arrival of random photos to generate the numbers, ensuring true accuracy...

Lead acid batteries are cost effect and reliable, making them suitable for many applications.This note examines topics of interest associated with the...

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

A single phase system is perhaps the most common type of system most people are familiar with. This is what people have in their homes and what appliances...