Resistors are electronic components that oppose the flow of current. Manufactured in various types and ranges they have a wide application to electronics...
We have a sister note to this (Robots - Interesting Video), in which I have posted some videos of interesting robots developed by commercial corporations...
Insulation on a motor prevents interconnection of windings and the winding to earth. When looking at motors, it is important to understand how the insulation...
Control theory looks at how systems work and are controlled from a mathematical view. This note gives a brief introduction to some of the concepts – more...
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...
This article gives an introduction to IEEE 485 method for the selection and calculation of battery capacity.
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...
The following tables provide quick order of magnitude fault levels for a a range of typical low voltage situations.
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...
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