We have been selling the
CLASSIC NA for over 10 months and there are no problems with the performance and quality of the product.
LNBF is the item that is placed in front of the dish to receive the reflected signal off the dish.
Universal LNBF (10.7-12.75 GHz) has wider frequency coverage than the standard (11.7-12.2 GHz)
30"+ dish is a minimum for free to air channels.