April 2017: Residential

 

For electrical contractors 
specializing in bread-and-butter residential projects, such as changing out light switches and...

Tiny houses are having their moment. They have their own television shows, magazines and festivals...

As the Solar-technology industry tries to become more flexible to meet the needs of the...

Apple HomeKit


According to a 2016 industry study by Zion Research, the U.S. market for home automation...

Milwaukee Tool offers a full line of SDS plus cordless rotary hammers.

A hammer drill may be sufficient for drilling small-diameter holes in soft masonry, some metals...

According to the U.S. Department of Energy (DOE), more than 360 million troffers (named for...


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| April 2017
Human perception of colors in their environment is dependent on light.

| April 2017
Jim Dollard has an extensive background in codes and standards. If you have a query about the National Electrical Code (NEC), Jim will help you solve it.

Editors' Pick
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| April 2017
Tiny houses are having their moment. They have their own television shows, magazines and festivals around the country.

Figure 1: Voltage and current transients during switching, Figures 2 and 3: (Above) Zoomed-in view of current waveform (Below) Harmonic spectrum of current wave forms
| April 2017
Engineers in a large electric utility’s power quality (PQ) department had installed PQ monitoring to determine the source of a system component’s failures.

| April 2017
Six years ago, with no experience as an internet service provider (ISP) or telecom service provider, Google Fiber generated an immense amount of excitement by announcing that

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