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. 

SunTrust Park is home to Major League Baseball’s Atlanta Braves. With more than 1,350 Wi-Fi access points, 30 LED displays and a 64-by-121-foot centerfield video board, the owners tout it as one of the most technologically advanced in the league.


I often receive data files recorded from power quality monitors to analyze the reason a piece of equipment experienced an event. This analysis is followed by determining the cause and who is to blame.

If you buy a new car in 2040, there’s a better than 50/50 chance it will be powered by electricity rather than gas.

Electronic access control is one of the most proprietary technologies (beside fire alarms) with the largest installed base of legacy equipment in the physical security industry.

More on Systems

 
To Host or Not to Host

It is a well-known fact that with popularity comes both praise and criticism—voice over Internet protocol (VoIP) is no exception. Whether or not to host VoIP is a question contractors need to start asking, because the decision may help close a deal or directly affect an installation.


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The ITS-Trained Worker

How important are information transport systems skills for the data-communications contractor? Being a professional data-communications (or low-voltage) contractor includes many components.


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Wind Power - Friends and Foes

Up to 2,500 megawatts (mw) of wind energy capacity are scheduled to come online in the United States this year, bringing new power to the equivalent of 700,000 homes and injecting more than $3 billion of investment into the power generation sector. Wind power has truly become a reality.


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Certification Programs and Your Career

The U.S. Bureau of Labor predicts a 23 percent increase in new job opportunities for electricians by 2012.


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On the Bandwidth Wagon

It is common knowledge that fiber optics has much more information-carrying capacity than copper wiring, mostly due to the fact that fiber optic suppliers have been touting the bandwidth advantages of fiber for so long.


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VoIP Basics

For traditional burglar alarm installers dealing with intrusion detection and monitored systems, it came as no shock that voice over Internet protocol (VoIP) was not the end-all and cure-all it was originally purported to be. But that’s the reality of emergency communications in some instances.


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More Than It Used to Be

The Technical Committees that oversee the development of the National Fire Alarm Code, NFPA 72-2006, have started the cycle for processing proposed changes.


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