Wind Turbine Is World's Largest Christmas Star, Uses 9K LEDs

treehugger.com — After a year of engineering, modeling, and trials, the world's largest Christmas star now hovers above the A9 Autobahn near Munich's northern gateway. Affixed to the three blades of the massive wind turbine--70-meters tip to tip--are 9,000 light-emitting diodes Dec 25, 2009 View in Crawl 4