Antenna

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Antenna (pl. antennas in radio/TV, antennae in biology) may refer to:

[edit] Science and engineering

  • Antenna (radio), also known as an aerial, a transducer designed to transmit or receive electromagnetic (e.g. TV or radio) waves
    • Television antenna (or TV aerial), is an antenna specifically designed for the reception of broadcast television signals
  • Antennae Galaxies, the name of two colliding galaxies NGC 4038 and NGC 4039

[edit] Technology

  • Antenna tower, a tall designed to support antennas (also known as aerials in the UK) for telecommunications and broadcasting
  • Dipole antenna, a simple antenna usually constructed from two wires in opposite phases placed end to end
  • Directional antenna, or beam antenna, radiates greater power primarily in one direction
  • Horn antenna, a type of directional antenna shaped like a horn
  • Metamaterial antenna, a class of antenna incorporating metamaterials to increase performance of a miniaturized (electrically small) antenna systems
  • Omnidirectional antenna, an antenna system which radiates power uniformly in all directions in one plane
  • Parabolic antenna, an antenna shaped like a parabola in one or both planes

[edit] Biology

  • Antenna (biology), one of a pair of appendages used for sensing in arthropods; also applied to cilium structures present in most cell types of eukaryotes
  • Antenna (journal), the journal of the Royal Entomological Society

[edit] Entertainment

[edit] Broadcasting

[edit] See also

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