Hi Everybody yes I am really a newbie (although I have been searching this forum but I keep on getting stuck and ask for advice and information......I have a dreambox 800HD pvr and have aall russian NFI it works to a piont ...I can get the zender channels but nothing else so I ask what is the differance....between NFI....Ccam...and a Transponder I have philips installed tuner....yes I know this is a lot to ask but mybe one of you BRAIN BOFFS can help..what really must i HAVE ...I am 69 yrs and try to keep active Greetings to all and als expected frinds to be......(sorry its a bit long in the tootrh) GREETINGS