o.t.a reception
 

first post..i have o.t.a antenna 150mile range, when I run scan I will get 50 channels,sometimes they come in . watch tv in the evening half will not show up.run scan again different channels show up. ok for a while then they don't come in. what could be wrong ?.. regards

This will explain everything: http://forum.tvfool.com/showthread.php?t=4