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LEDs are first cousins to photodiodes and have some similar optical and electric

while going through the wonderful stuff from Jeff Han:http://mrl.nyu.edu/~jhan/

Helpful Hint #1: Using Inexpensive LEDs as Optical Detectorshttp://www.sensorsynergy.com/helpfulhints.htm

oschatz, Monday, Feb 13th 2006 Digg | Tweet | Delicious 0 comments

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