FM isocoupler
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Closeup of FM isocoupler at tower #3 base. The 3 1/8 inch line is fed by an elbow at the top of the isocoupler and is supported by an insulator atop the wooden pole next to the isocoupler.
Closeup of FM isocoupler at tower #3 base. The 3 1/8 inch line is fed by an elbow at the top of the isocoupler and is supported by an insulator atop the wooden pole next to the isocoupler.