As is true of about 97% of broadcast tv reception , More antenna height is better. Outdoor tv antennas receive the best when it's a clear shot between the transmitting antenna and the receiving antenna , outdoor antennas like to have elbow room , nothing crowding in to upset reception. . Here is how to point Tv antennas ,
http://www.kyes.com/antenna/pointing/pointing.html . Here is more information ,
http://www.saveandreplay.com , ,
http://www.trentondistributors.com ,
http://www.crtc.gc.ca/eng/home-accueil.htm ,
http://www.friends.ca ,
http://www.digitalhome.ca/forum ,
http://www.tvtechnology.com/article/105462