Thanks for the response. From searching the forum, there seems to be some question as to whether or not the AM-21 works with the non HD DVR.

Hello, I'm glad to find this forum as I am just entering the satellite world. I have the DirecTV DVR box and two standard receivers. I live in the 36830 zip code and I'm looking for the easiest way to get local networks. I'm wondering how the off-air antennas work. Do they connect straight into...