We are pleased to present below all posts archived in 'May 2010'. If you still can't find what you are looking for, try using the search box.
Battery powered cars are a hot topic and widely debated. The pros, cons, issues and time frames can be talked about endlessly. An article by the Telegraph looks at some of the issues in an A to Z format... read more..
The mobile phone was born in 1973. They were the size of a brick and weighed a couple of kg, making them difficult to fit into your pocket. At a few thousand pounds each not may could afford them. Batte... read more..
Bored at work and would rather be playing trump card game with you son. The next best thing (or not) maybe the online cable trump card game from AEI Cables. read more..
The European Union is implementing a voluntary code of practice for participants with the aim of improving the overall efficiency of data centres. As part of this initiative the 2010 Best Practices Guid... read more..
The inventor of the first visible light-emitting diode makes history again this year as it begins to show customers a 40-watt replacement GE Energy Smart® LED bulb available later this year or early... read more..
It starts with me reading one of the Horrible History books with my son (Groovy Greeks). Arrows were mentioned which lead to the discussion of the bodkin arrow head. To show him how much work was requir... read more..
The robot folding towels post below was interesting enough at the time to post a link. Recently I’ve come across a couple of other interesting videos which demonstrate the abilities of some rob... read more..
Have an opinion or something to say, want to ask or answer questions, share your knowledge then use our site to do it . As a community of people interested in electrical engineering and related topic... read more..
In three phase systems, the use of transformers with three windings (or legs) per side is common. These three windings are often connected in delta or...
Bored at work and would rather be playing trump card game with you son. The next best thing (or not) maybe the online cable trump card game from AEI Cables...
Dielectrics (insulating materials for example) when subjected to a varying electric field, will have some energy loss. The varying electric field causes...
A UPS is an uninterruptible power supply. It is a device which maintains a continuous supply of electrical power, even in the event of failure of the...
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 post is quick introduction and overview to different railway electrification voltages used in answer to a question sent in via email. While there...
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...
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...
Three phase systems are derived from three separate windings, either connected in delta or star (wye). Each winding can be treated separately, leading...
GE have put together a time-lapse video shown flight take-off and landings at some airports. An interesting view:
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