[Ronja] filter for reciever

[Karel Kulhavy]

On Mon, Oct 15, 2007 at 06:47:10PM +0530, Pramod yaduvanshi wrote:
> Well to filter the received light at receiver I am trying out a Seven
> segment LED display bessel which is easily available and is extremely cheap
> . Am not sure how much insertion losses it will introduce . Has any one else
> tried out these filters they are specifically for red light only.

I didn't but I calculated it from some data I found somewhere (filtering
glass or whatever it was) and found out it's actually making the situation
worse.

CL<