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. 

As renewable power increases its market share, energy storage assumes a larger role. Recognizing the importance of government benchmarks, California lawmakers have taken steps to raise the state’s energy-storage standard.

J.M. Electrical Co., a Lynnfield, Mass., contractor with a specialty in advanced automation building system installations, recently completed project operations at the 85,000-square-foot Hanscom Air Force Base Middle School in Bedford, Mass., which holds 312 students.

Last month, I wrote about measurement uncertainty and metrology, the science of measurements. This month, I get more specific and cover the uncertainty of some basic fiber optic measurements, starting with optical power.

While renovating a basement, I came across a poster for “The Endless Summer,” a film released 50 years ago in which two surfers travel the world’s oceans, chasing warm weather and surfing adventures.

More on Systems

Streamlining the System: Ensuring LED Application and Driver Compatibility

In today’s fast-paced and rapidly evolving light-emitting diode (LED) market, the subtle and sophisticated decisions involved in choosing and installing an LED system can be difficult enough.

Appeals Court Upholds FCC Net Neutrality Regulations

The Federal Communications Commission’s (FCC) fight for net neutrality got another big boost on Tuesday, as the Washington, D.C., federal appeals court upheld the FCC’s Open Internet rules in a 2–1 decision.

Is The World Ready For Biometrics?

Biometric technology has been in use for about two decades. It measures a person’s physical and behavioral characteristics, providing details that can be used to make more complete identifications.

Compare And Contrast

For healthcare facilities, many states use only National Fire Protection Association (NFPA) 101, Life Safety Code, because it is the code that the joint commission references.

New options and customer markets

Winds Of Change Blowing Strong

At ISC West 2016, the security industry’s largest annual tradeshow, it was evident the winds of change are blowing within the category of physical security.

The alternative

Choose Wisely: How Well Do You Understand Fire Alarm System Design

A good fire alarm system design becomes a function of how well you understand fire-protection principles as well as the requirements of NFPA 72, National Fire Alarm and Signaling Code, and NFPA 70, National Electrical Code (NEC).

Integration Opens Doors

The evolution of intelligent building system technology has triggered shifting roles for contractors and integrators, and the choices they make in their own specializations over the coming years can mean the difference between winning contracts and keeping customers or becoming less relevant.