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True Ladder Line and Wire Antennas

Window Line, Open Wire Feedline or Ladder Line?

Posted by Brian Duerr WB2JIX on


This is window line, which exhibits characteristics unlike real Open Wire Feedline or Ladder Line. 

This is one of those ongoing, ham arguments that will never be settled. You have to go WAY back to the old radio books of the 40's to truly understand it.

This is True Ladder Line or 600 ohm Open Wire Feedline:


See the difference?

In future blogs, I'll expand on this thread.

  • open wire feedline
  • ladder line
  • open wire fed antenna
  • 600 ohm line
  • true open wire
  • feedline
  • open wire dipole
  • not ladder line