What are the best primary and secondary zip codes to use for 48044 to get 4.3 and 38.4?
Interesting ..... I had the same issue, it wasn't picking up all the channels it should, some but not all, I swapped out the USB cable and all was good with mine.my am 21 doe not work with my hr44 700 any more. I have swap the am 21 from another receiver and USB port cable.