In message , at
16:58:58 on Mon, 26 May 2008, Tom Anderson
remarked:
Digital has slightly different perfoemance requirements to analogue, so
it is possible that a substandard aerial setup might not do. Hence,
dishes.

The dishes are almost certain to pre-date Freeview. They are to pick up
Sky Sports etc (which is also unavailable on Freeview).

--
Roland Perry