1/4 wave ground plane

1/4 wave ground plane

Antennas : 2M

• Easy VHF Antenna - A New Way to build a 1/4 Wave Ground Plane Antenna
  [ Hits: 1023 | Votes: 1 | Rating: 3 ]

• 50MHz J-Pole Antenna  ^pop - Need a general purpose antenna on the magic band? The J-Pole is an easy-to-build and inexpensive device that provides an omni-directional vertically polarised antenna without the need for a ground plane. In technical terms, it is an end fed vertical 1/2 wave which is fed via a 1/4 wave matching stub.
  [ Hits: 33824 | Votes: 18 | Rating: 7.05 ]
• 50MHz / 6m J-pole Antenna by VK4ADC - The J-Pole is an easy-to-build and inexpensive device that provides an omni-directional vertically polarized antenna without the need for a ground plane. In technical terms, it is an end fed vertical 1/2 wave which is fed via a 1/4 wave matching stub.
  [ Hits: 442 | Votes: 4 | Rating: 6 ]

• 80m full size 1/4 wave GPA - A ground plane antenna for 80 meters band
  [ Hits: 1718 | Votes: 2 | Rating: 7 ]

• Portable or Emergency VHF Antennas - Ground Plane - 1/4 wave vertical, J-Pole, 3 Element Yagi Beam and simple antenna supports
  [ Hits: 1010 | Votes: 1 | Rating: 8 ]