September 2010: Show Issue: Boston


An electric car seems like such a simple, almost childlike, concept—you plug...

Major carmakers worldwide are developing electric vehicles (EVs) and plug-in hybrid-electric vehicles (PHEVs)...

According to a report on, the emerging global lighting technologies market...

Five years ago, on Aug. 29, 2005, Hurricane Katrina leveled homes and businesses...

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September 2010
In the quest to make solar power a mainstream electrical power generation source, improving photovoltaic cells’ efficiency has been the industry’s Holy Grail. READ MORE
September 2010
I recently found out that electrical engineers and electrical personnel do not always use the same thought process when classifying low-voltage systems, such as Class 1, 2 an READ MORE
September 2010
The required test for every installed cable plant is loss or, to be more specific, insertion-loss testing with a light source, power meter, reference cables and mating adapte READ MORE
September 2010
Achieving efficiency from building retrofits has become one of the latest targets in the energy-reform movement, but so far, attempts have failed to pierce the bull’s-eye. READ MORE
September 2010
Last month’s column covered the first two types of connected loads to which the demand factors in Table 220.84 apply. READ MORE


September 2010