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end-fed

  1. S

    End Fed Issue

    I have an end-fed HF antenna that is showing high SWR and almost no power out. The radio does perfectly on a dummy load. All of the connectors are good. I have tested the coax. I have checked the antenna wire for breaks. The readings are extreme on all bands. I have tried two different radios. I...
  2. D

    End-fed Halfwave Matching Transformer

    I've been puttering around with end-fed half-wave antennas for 40 through 10 meters (concentrating on 40 for now), and have had trouble coming up with a good match-box design. I've tried different ideas from an array of online sources ranging from auto-transformers in various turns ratios to...