The Radiowavz G5RV Jr. antenna measures only 51 feet across the top for 40 thru 6 meter operation, and is fed at the center through a low loss 450 ohm ladder line. The interaction between the radiating section and the feed-stub makes the G5RV Jr. usually easy to match on all-bands from 40 meters through 6 meters with good antenna tuner. (An antenna tuner is required to make this antenna work on multiple bands