• helical wound / 1 Links - Page 1 - The DXZone Amateur-Radio Guide

    www.dxzone.com/tag-helical-wound Antennas: 160M. The 160M Homebrew Vertical - The 160M "No Excuses" Homebrew Vertical is a 27 ft. vertical antenna, made from three 10 ft. PVC sections bolted together ...
  • helical vertical / 3 Links - Page 1 - The DXZone

    www.dxzone.com/tag-helical-vertical The DXZone.com Search Results for helical vertical New Links Popular Top Rated Add a ... and half wavelength of antenna wire helically wound around the PVC sections ...
  • Spiral Antenna - Antennas: Spiral

    www.dxzone.com/catalog/Antennas/Spiral Spiral Antenna Theory - Spiral antenna belong to the class of frequency independent antennas. Antennas with a very large bandwidth.