Last year, public works draped the 40-foot Christmas tree in downtown Webster, Mass., with strand upon strand of LED lights that Director Michael Suprenant estimates used one-fifth the electricity of the old incandescent bulbs.
How'd you like to treat your street-lighting system as a control network rather than a collection of electrical circuits? The recent coming of age of specialized networking hardware and control software has made such an approach not only feasible, but also economical and relatively easy to install.
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