• Thumbnail for Whip antenna
    the vehicle as a ground plane. In hand-held devices usually no explicit ground plane is provided, and the ground side of the antenna's feed line is just...
    15 KB (1,928 words) - 08:27, 17 October 2024
  • different meanings in separate areas of electrical engineering. In antenna theory, a ground plane is a conducting surface large in comparison to the wavelength...
    8 KB (1,079 words) - 14:12, 29 October 2024
  • Thumbnail for Monopole antenna
    conductive surface, called a ground plane. The driving signal from the transmitter is applied, or for receiving antennas the output signal to the receiver...
    21 KB (2,176 words) - 17:12, 7 July 2024
  • Thumbnail for Inverted-F antenna
    running parallel to a ground plane and grounded at one end. The antenna is fed from an intermediate point a distance from the grounded end. The design has...
    14 KB (1,920 words) - 17:05, 31 August 2024
  • conflated with ground plane monopole antennas. In the name "ground plane antenna", the word "ground" refers to the radio frequency electrical ground. It is a...
    102 KB (13,702 words) - 16:36, 21 December 2024
  • Thumbnail for Helical antenna
    flat ground plane is in the range 3–10° and it depends on the wire radius and antenna length. Telstar Kraus, J.D. (March 1949). "The Helical Antenna". Proceedings...
    19 KB (2,366 words) - 18:11, 3 October 2024
  • Thumbnail for J-pole antenna
    half-wave antenna, it provides a small gain of just under 1 dB over a quarter-wave ground-plane antenna. Primarily a dipole, the J-pole antenna exhibits...
    21 KB (2,371 words) - 05:44, 24 May 2024
  • Thumbnail for Omnidirectional antenna
    omnidirectional antennas are the whip antenna, "Rubber Ducky" antenna, ground plane antenna, vertically oriented dipole antenna, discone antenna, mast radiator...
    8 KB (772 words) - 12:12, 21 December 2024
  • Thumbnail for Loop antenna
    practical installation is "lying flat", with the plane of the loop horizontal to the ground and the antenna wire supported at the same relatively low height...
    53 KB (6,904 words) - 20:02, 14 December 2024
  • Radial (radio) (redirect from Ground radial)
    incorporated into the structure of a small antenna it is called a ground plane antenna. For these antennas the radials slope off at an angle and are also...
    11 KB (1,666 words) - 14:39, 20 November 2024
  • Thumbnail for Dipole antenna
    opposite phases, with the ground plane between them made virtual by the opposing monopole. The dipole is the simplest type of antenna from a theoretical point...
    88 KB (12,404 words) - 17:26, 14 December 2024
  • Thumbnail for Moxon antenna
    The Moxon antenna or Moxon rectangle is a simple and mechanically rugged two-element parasitic array, single-frequency antenna. It takes its name from...
    6 KB (694 words) - 06:47, 20 August 2024
  • Thumbnail for Image antenna
    called a ground plane, such as the surface of the earth. It is used as a geometrical technique in calculating the radiation pattern of the antenna. When...
    3 KB (389 words) - 22:54, 4 September 2024
  • Thumbnail for Discone antenna
    vertical element mounted above the disc, the antenna behaves like a sloped radial ground plane antenna. Antenna types Very high frequency Kodoian, Armig G...
    7 KB (835 words) - 17:27, 14 December 2024
  • Thumbnail for Microstrip antenna
    applied (or in receiving antennas the received signal is produced) between the antenna and ground plane. Microstrip antennas have become very popular...
    12 KB (1,509 words) - 01:29, 28 October 2024
  • Thumbnail for G5RV antenna
    feet). As is in general the case for all electric antennas, the height of the G5RV above the ground should be at least half of the longest wavelength...
    5 KB (628 words) - 11:14, 23 November 2024
  • Thumbnail for Patch antenna
    mounted over a larger sheet of metal called a ground plane. It is the original type of microstrip antenna described by Howell in 1972. The two metal sheets...
    3 KB (323 words) - 18:18, 3 November 2024
  • Thumbnail for Ground (electricity)
    classes floating ground ground constants ground loop (electricity) ground plane (radio antenna) ground wire (transmission line) isolated ground phantom circuit...
    43 KB (5,600 words) - 06:25, 18 December 2024
  • transmitter or receiver is connected to an antenna which emits or receives the radio waves. The antenna feed system or antenna feed is the cable or conductor, and...
    21 KB (2,836 words) - 15:31, 8 December 2024
  • Thumbnail for Antenna (radio)
    conductor of a monopole. Since monopole antennas rely on a conductive surface, they may be mounted with a ground plane to approximate the effect of being mounted...
    83 KB (10,912 words) - 00:55, 16 December 2024
  • Thumbnail for Parabolic antenna
    A parabolic antenna is an antenna that uses a parabolic reflector, a curved surface with the cross-sectional shape of a parabola, to direct the radio...
    42 KB (5,177 words) - 23:44, 16 October 2024
  • Thumbnail for Cassegrain antenna
    The geometrical condition for radiating a collimated, plane wave beam is that the feed antenna is located at the far focus of the hyperboloid, while the...
    12 KB (1,366 words) - 14:43, 13 September 2024
  • Near vertical incidence skywave (category Radio frequency antenna types)
    placing a ground wire, slightly longer than the antenna, parallel to and directly underneath the antenna. A single ground wire can provide antenna gain in...
    13 KB (1,533 words) - 02:21, 16 August 2024
  • Thumbnail for Horn antenna
    A horn antenna or microwave horn is an antenna that consists of a flaring metal waveguide shaped like a horn to direct radio waves in a beam. Horns are...
    29 KB (3,410 words) - 16:16, 27 September 2024
  • Thumbnail for Radiation pattern
    defined over a plane placed in front of the source, or over a cylindrical or spherical surface enclosing it. The far-field pattern of an antenna may be determined...
    15 KB (2,169 words) - 21:44, 25 August 2024
  • Thumbnail for Fractal antenna
    their use as antennas, fractals have also found application in other antenna system components, including loads, counterpoises, and ground planes. Fractal...
    15 KB (1,714 words) - 16:32, 16 August 2024
  • Thumbnail for Turnstile antenna
    A turnstile antenna, or crossed-dipole antenna, is a radio antenna consisting of a set of two identical dipole antennas mounted at right angles to each...
    12 KB (1,226 words) - 17:34, 8 June 2024
  • Thumbnail for Citizens band radio
    ground-plane antenna. Handheld CBs may use either a telescoping center-loaded whip or a continuously loaded "rubber ducky" antenna. Base CB antennas may...
    79 KB (9,862 words) - 22:32, 20 December 2024
  • Thumbnail for Counterpoise (ground system)
    With a monopole antenna, the counterpoise functions as a ground plane, reflecting the radio waves radiated downward by the antenna.[citation needed]...
    10 KB (1,067 words) - 16:15, 31 August 2024
  • Thumbnail for Mast radiator
    field). The ground also serves as a ground plane to reflect the radio waves. The antenna is fed power between the bottom of the mast and ground so it requires...
    41 KB (5,594 words) - 08:17, 23 September 2024