The fundamental component of any analogue computer is the operational amplifier, or op amp. An operational amplifier (often called an op-amp,) is a high...

Often document control is dictated by project requirements, for example a particular organisation may have an existing numbering system. Existing company...

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

Traditionally generation of electricity has involved rotating machines to produce alternating sinusoidal voltage and current (a.c. systems). With the development...

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...

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

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...

Power cables can basically be classified into earthed and unearthed cables, where earthed and unearthed refer to the application for which the cable is...

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

Many questions sent in to the site are in connection with motor starting and in particular star-delta.  For all but the simplest application, there is...