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[DXCommander] shows us his 40 meter two-element vertical antenna build in the video below. A typical Yagi is just a dipole with some slightly longer or shorter elements to direct or reflect the ...
The vertical plates with heights of a quarter of a wavelength ... This paper presents a wideband ME dipole antenna with circular polarization and compact dimensions of 190 × 170 × 55 mm 3. The antenna ...
Often, the E-field is either vertical or horizontal as developed by a dipole structure or a ... a noted advantage of “cubical quad” antennas over multi-element Yagi antennas. Cubical quads deliver ...
A Wideband Polarization-Reconfigurable Orthogonal-Dipole Antenna Controlled by Liquid Metal Switches
Abstract: This letter proposes a novel wideband crossed-dipole antenna that ... the switches to close either the vertical or horizontal slots, the antenna achieves directional radiation of left-hand ...
3). The ground plane antenna is just a half of a dipole, with the other element of the dipole represented by the ground plane. The polarization is vertical, and the radiation pattern is circular ...
A small balun converts the unbalanced feed line into a balanced connection for the antenna. Although the title says “free dipole” this balun is commercial and probably cost something unless ...
A dipole antenna has a polarization that’s parallel to its orientation ... After the two reflections, the horizontal polarization component remains the same, while the vertical polarization component ...
signals are typically transmitted as linearly polarized waves with the electrical field oscillating in the vertical plane or the horizontal plane. Receiving antennas are designed and oriented to ...
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