Tv Antennas and Reception
You are looking at the direction situation far too closely. The difference is only 4 degrees. When adjusting a common Tv antenna the true reading and the compass reading are for to get the antenna in the right direction. The the final turning of the antenna to the left and right is to find the sweet spot that receives the channels you will like to receive. And then you tighten the clamps at the sweet spot.
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