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The U.S. made the right call on lightbulbs
2016-04-10 16:00:00| Climate Ark Climate Change & Global Warming Newsfeed
Washington Post: Andrew deLaski is executive director of the Appliance Standards Awareness Project, a coalition of consumer, environmental, energy-efficiency, utility and state government interests. Remember the hue and cry about how the federal government was going to force consumers to switch from the incandescent lightbulbs weve used since the days of Thomas Edison to those curlicue compact fluorescent ones? Now, just a few years later, there has been almost no political sniping as the Energy Department...
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lightbulbs
LED lightbulbs create wireless networks wherever they are installed
2015-07-10 01:54:01| Wireless - Topix.net
Engineers have devised a way to make almost any device fitted with standard visible-light LEDs able to communicate with other equipment with similar lights Various researchers have created ways to transmit wireless information from LED light fittings, to act as a form of enhancement to Wi-Fi based networks known as " Li-Fi ." But now engineers at the University of Virginia have come up with a new twist on this theme - they claim to have created an algorithm that makes almost any device fitted with standard visible- light LEDs able to communicate with other equipment with similar LEDs.
Tags: create
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LED lightbulbs can save you hundreds in energy bills
2015-05-31 04:45:00| Climate Ark Climate Change & Global Warming Newsfeed
Guardian: With prices up to 25 per bulb, the received wisdom that LED lighting is too expensive seems deserved. But rising electricity prices and falling LED costs mean that for homes with a large number of halogen bulbs, the new generation of low-energy lighting finally makes financial sense. Concerns over the weak or cold quality of LED light have abated, say energy experts, whose verdict is backed up by shoppers posting positive online reviews on Amazon and energy-saving forums. Despite usually costing...
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energy
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hundreds
Lightbulbs could unlock wi-fi crunch
2015-02-17 07:02:23| Wireless - Topix.net
Imagine if every lightbulb in the world could transmit data at ultrafast speeds? The global bandwidth shortage would be wiped out overnight! No more blackspots or buffering. With the world's 20 billion light sources mobilised as communication devices, the possibilities would be stellar.
Tags: wifi
unlock
crunch
lightbulbs
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