Systems

 

 

Integrated electrical and low-voltage systems of all types—inside and outside a building—encompass the range of work that electrical contractors do. The articles in this section highlight different types of work, from security, fire and life safety, to traditional electrical power and distribution, to lighting, cabling and more. 

At a small telecommunications facility, equipment mysteriously started self-destructing for no apparent reason. Laptops, routers, printers and cell phones were apparently just becoming nonfunctional.

After 15 years of rural living on a small farm in Southern California, my wife and I recently moved back into the city. Now, as we walk around our neighborhood, we are often reminded that we live in one of the smartest “smart cities” in the world: Santa Monica, Calif.

As new technology such as Amazon Alexa is linked to smart home devices, lamps are becoming more than simple lights that turn on when you flip a switch.  


What a year it has been for the physical security industry. In the residential market, new entrants applied competitive pressure greater than ever before.

More on Systems

 
Don't Give up the Fight

Consider the value of the best network possible: An inadequate computer network can lead to a long list of problems for an organization; for example, I have a friend who works in commissioned retail sales who recently left her employer to work for a competitor.


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Using the OTDR

Proper OTDR parameter setup eases interpretation: The Optical Time Domain Reflectometer (OTDR) is an essential instrument for characterizing long outside plant fiber optic cables; it is the only instrument capable of verifying inline splices on concatenated fiber optic cables and locating faults.


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Using the OTDR

Proper OTDR parameter setup eases interpretation: The Optical Time Domain Reflectometer (OTDR) is an essential instrument for characterizing long outside plant fiber optic cables; it is the only instrument capable of verifying inline splices on concatenated fiber optic cables and locating faults.


READ MORE
 
Growth of Broadband Over Power Lines to Outpace Cable and DSL
by Staff |

The number of US households subscribing to broadband over power line (BPL) services will increase from 400,000 in 2007 to 2,500,000 by 2011, according to “FTTx and BPL: Analysis and Outlook.” This report from Parks Associates finds consumer and competitive demands will lead to a strong growth rate i


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Going Green

Good for the environment; good for business: Concern about the environment and the future of our planet has become the focal point of everyday conversation, political debate and media coverage in the United States toda; in the past, this debate has been focused on the industrial, manufacturing and t


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Understanding Impairments

The contractor’s responsibilities: Electrical contractors repair many different kinds of electrical systems; for most of these systems, if the repair takes longer than expected or is delayed to acquire the necessary parts, the customer understands and is willing to wait for the completion of the rep


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Home Networking
by Staff |

Preparing for future cabling needs:


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