Quote Originally Posted by mackrackit View Post
FYI g-hoot,
http://en.wikipedia.org/wiki/Photoresistor
Now Ted has code for his project too and what speed to expect.
Dave,
Thanks for the link. I think the sentence below may explain why several different cells produce basically the same results:

"Many commercially available CdS cells have a peak sensitivity in the region of 500nm - 600nm (green light)."

Gary