let me know exactly what you want to do and what you already have and your budget and I would be happy to advise.
I am not selling anything so can be impartial.
I personally have a Pioneer Itv digital box (available brand new from Makro for £50) for my normal terrestial progs.
I have a Humax 5400 - not the Z - Patched with allcam
a 1 metre dish (motorised) which suits me...cards I have funcards and DS9s