Author Archives: John Heartney

The Making of a full size 160 Horizontal Loop

Jeff Fischer, WB4TT, recently decided to add a 520 foot horizontal loop to his antenna farm. Jeff wanted this to be a homebrew antenna and not an off the shelf antenna. He made his own 1:1 balun rated at a kilowatt out of 12 gauge magnet wire over which he applied a 3M coating for extra insulation. With the help of neighbor, Gil Thompson , KM4OZH, he created¬† antenna mount points for the trees from hardware store hardware. These mount points are designed to flex with the trees to avoid snapping the antenna wire through metal fatigue. The mounts consists of an 8 inch eye bolt in the tree connected to two pulleys. The pulley connected to the eye bolt is connected to Dacron rope that is a loop to the ground to aid adjustment. This first pulley is connected… Read more »

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