I have Dish Network with HDTV 811 receiver. I get the locals on HD through an OTA, a very simple one without amplification, plugged to my receiver. Signal is pretty good in DC area. I need to move my antena a few times though, not all of it, just the part that gets the digital signal.

Axiom M60s, QS4s, VP100 Onkyo TX-SR804 Oppo 970HD Rotel RB-1080/RCD-1072 REL Q150E sub, PS 3