as a matter of intrest, can anybody tell me about the cards system , i know about nag3 , as i live in Ireland, and all of us paddys, have no good channells anymore , for over a year now , no boxes of any make or firmware" will work here , can you tell me if i was to get a card in the post say from vir--n m/ or telly---t ect " and put it into a doggy box of any make . will it work ? what makes the card change the system from nar2 to nag 3? or how can the card make box box read the new system" ranger.......