For reception of the Canada and American Tv stations digital channels. Install a , Antennas Direct C2V Complete , above the roof aimed at about 125 degree magnetic compass. Use a Winegard HDP-269 preamplifier.
http://www.saveandreplay.com. SaveandReplay has different types of antenna mounts , tripod mounts , eave mounts , chimney mounts. The HDP-269 is a high input preamp that will not over load from the higher strength tv signals. The Cm7777 will likley over load and be the cause of bad tv reception or no tv reception on some channels.