RTV is a weaker signal here in the states. Most folks need a 36" or larger dish for optimum reception.

Here in Minnesota RTV is around 45 on the meter whereas the NBC feed (11775) is at 95 quality

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Winegard 76cm dish, SG2100 motor, Sadoun dual KU LNB/DirecTv dual..... Fortec 6 foot dish with GeoSatPro dual C-Band LNB aimed at 99W... Primestar 84e aimed at 91W.... WSIDigital 4 foot dish with Sadoun dual LNB aimed at 105W with 2nd LNB for 101W.... GeoSatPro 36" dish, SG2100 motor, Sadoun dual LNB
Coolsat 5000 on motorized....AZBox HD Elite on 99,motorized,105....Viacast DSR1500 on 99....GeoSatPro DSR200c on 2nd motorized.... Directv D15 DVR on 101W.... Pansat 1500 to aim dishes.... few receivers not set up yet
Other 6 foot Fortec dish with GeoSatPro dual C-Band LNB "ghetto moved" to various C-Band satellites
Third 6 foot Sadoun dish with GeoSatPro Prime Focus KU LNB on it for maximum rain fade combatting