Crazy problem, from 3AM/CET till 10AM/CET I get perfect signal with prime focus dish.
Its an old Aluminum 2M Prime focus dish, it has 17 or more years. I have some Sharp LNB 0.6 or 0.7db/twin, with horn integrated for a prime focus dish.
This dish/LNB is connected to a Skystar 2 (ver 2.3) pc...