LED as a photodiode- theory
Chris Carr email (remove spam text)
> >Here's a theory question:
? A practical Question Surely
> >Can a LED be used as a photodiode?
Yes no problem. It is a standard practice on cheap single fiber
bi-directional links. (Hint: Look for Ping-Pong Protocals)
> Yes. Removing the lens helps a lot.
Huh, Please elucidate. Why does removing the lens help a lot ?
I see no reason for removing the lens. I could equally say Drilling a hole
in the lens helps a lot, nay, it is essential. It all depends upon your
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