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Your next Energy Star-approved HDTV? Chances are it'll be a little greener than your last one, thanks to the new 4.0 ratings going into effect. These drastically reduce allowable consumption for displays, offering on average a 40 percent improvement in efficiency compared to 3.0 models, meaning a 50...

5 years ago 0 Comments
May 4, 2010 at 9:56AM