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. 

United States’ military strategists have talked about the threat of an electromagnetic pulse (EMP) strike since the Cold War in the 1950s, 1960s and 1970s.

A local microgrid in Sendai, Japan

One of the byproducts of the surge in renewable power and smart technology has been the expansion of microgrids. According to recent reports, the systems are expanding nationwide.

Aquila in position prior to takeoff. (From left: Kathryn Cook, technical program manager for Aquila; Yael Maguire, head of Connectivity Lab; Mark Zuckerberg, Facebook founder and CEO; Jay Parikh, global head of engineering and infrastructure)

On June 28th, Facebook launched Aquila, a high-altitude, unmanned solar-powered airplane, for its first flight at Yuma Proving Ground in Yuma, Ariz. Although the team has been running tests and practice flights for months, until this point, only a 1/5th scale airplane had been tested.

Once a technician has spliced a fiber optic cable, he or she must test the splice to verify it is strong and has low loss. The technician must add the test data to the documentation for future reference and present it to the cable plant owner to verify the installation has been done correctly.


More on Systems

 
CCTV: Any Application, Anytime

If you blink, you may miss something. That's how fast the closed-circuit television (CCTV) surveillance market is moving these days. But capturing surveillance activities is something CCTV cameras won't miss.


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Fiber Outlook, 2005

Every year, fiber optics gains more converts and more market share. And each year, many of its proponents predict the demise of copper wiring. Don't believe it-not yet.


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Quintessential Integration

Watch out world, it's finally here. The state of integration is progressing at a furious pace.


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Hot Developments in Remote Monitoring

Modern technology makes it possible that whatever is detected can be electronically reported, and whatever is reported can be remotely monitored, and whatever is remotely monitored can be remotely controlled.


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Terminal Grounding

Isolated ground receptacles are installed for the purpose of reducing electromagnetic interference on the grounded conductor.


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Restoring Networks

In outside plant fiber optic installations, the biggest cause of network failure is what we call “backhoe fade,” which is pretty self-explanatory.


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Telecom Deja Vu

Yes, we've seen it before-at least the architecture. The Wireless Mesh Network looks a lot like the Public Switched Telephone Network (PSTN). Voice and data are converging and can be sent over wireless options.


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