FSL active antenna
located about 30 meters above the ground, for noise intensive industrial automation receiving, I tried to experiment with different types of antennas in order to reduce or at least alleviate the noise level in my condo.
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The Radio Board.org

located about 30 meters above the ground, for noise intensive industrial automation receiving, I tried to experiment with different types of antennas in order to reduce or at least alleviate the noise level in my condo.