7bc75911   
   On Friday, January 13, 2012 2:19:34 AM UTC+5:30, RichD wrote:   
   > I was looking at some LED flashlights, with ratings   
   >   
   >  from 50 to 150 lumens.  A p-n junction is a p-n   
   >   
   >  junction, how do they get such varied outputs?   
   >   
   >   
   >   
   > I examined the working end, they all look alike,   
   >   
   > with a single bulb.   
   >   
   >   
   >   
   >   
   >   
   > --   
   >   
   > Rich   
      
   batteries   
      
   --- SoupGate-Win32 v1.05   
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