Dirty Screen Effect

[Homer Simpson]

What causes it?

I know what it looks like - i see it on my Tosh 36zp38b when watching football or a camera pan on a light background.

Where does it comes from? TV fault? Signal fault? - i have never seen it from a DVD source

anybody explain

 

[bazzae123]

Have a look here:-

http://www.avforums.com/forums/showthread.php?s=&threadid=112872&highlight=dirty

Bazza