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- Antenna_gain abstract "In electromagnetics, an antenna's power gain or simply gain is a key performance number which combines the antenna's directivity and electrical efficiency. As a transmitting antenna, the gain describes how well the antenna converts input power into radio waves headed in a specified direction. As a receiving antenna, the gain describes how well the antenna converts radio waves arriving from a specified direction into electrical power. When no direction is specified, \"gain\" is understood to refer to the peak value of the gain. A plot of the gain as a function of direction is called the radiation pattern.Antenna gain is usually defined as the ratio of the power produced by the antenna from a far-field source on the antenna's beam axis to the power produced by a hypothetical lossless isotropic antenna, which is equally sensitive to signals from all directions. Usually this ratio is expressed in decibels, and these units are referred to as \"decibels-isotropic\" (dBi). An alternative definition compares the antenna to the power received by a lossless half-wave dipole antenna, in which case the units are written as dBd. Since a lossless dipole antenna has a gain of 2.15 dBi, the relation between these units is: gain in dBd = gain in dBi − 2.15 d. For a given frequency, the antenna's effective area is proportional to the power gain. An antenna's effective length is proportional to the square root of the antenna's gain for a particular frequency and radiation resistance. Due to reciprocity, the gain of any antenna when receiving is equal to its gain when transmitting.Directive gain or directivity is a different measure which does not take an antenna's electrical efficiency into account. This term is sometimes more relevant in the case of a receiving antenna where one is concerned mainly with the ability of an antenna to receive signals from one direction while rejecting interfering signals coming from a different direction.".
- Antenna_gain wikiPageID "49693".
- Antenna_gain wikiPageLength "15550".
- Antenna_gain wikiPageOutDegree "42".
- Antenna_gain wikiPageRevisionID "697811268".
- Antenna_gain wikiPageWikiLink Antenna_(radio).
- Antenna_gain wikiPageWikiLink Antenna_aperture.
- Antenna_gain wikiPageWikiLink Antenna_efficiency.
- Antenna_gain wikiPageWikiLink Antenna_gain.
- Antenna_gain wikiPageWikiLink Antenna_measurement.
- Antenna_gain wikiPageWikiLink Cardioid.
- Antenna_gain wikiPageWikiLink Category:Antennas_(radio).
- Antenna_gain wikiPageWikiLink Category:Telecommunications_engineering.
- Antenna_gain wikiPageWikiLink Decibel.
- Antenna_gain wikiPageWikiLink Dipole_antenna.
- Antenna_gain wikiPageWikiLink Directional_antenna.
- Antenna_gain wikiPageWikiLink Directivity.
- Antenna_gain wikiPageWikiLink Electromagnetism.
- Antenna_gain wikiPageWikiLink Feed_line.
- Antenna_gain wikiPageWikiLink Impedance_matching.
- Antenna_gain wikiPageWikiLink International_System_of_Units.
- Antenna_gain wikiPageWikiLink Isotropic_radiator.
- Antenna_gain wikiPageWikiLink Joule_heating.
- Antenna_gain wikiPageWikiLink Near_and_far_field.
- Antenna_gain wikiPageWikiLink Radiant_intensity.
- Antenna_gain wikiPageWikiLink Radiation_pattern.
- Antenna_gain wikiPageWikiLink Radiation_resistance.
- Antenna_gain wikiPageWikiLink Radio_wave.
- Antenna_gain wikiPageWikiLink Reciprocity_(electromagnetism).
- Antenna_gain wikiPageWikiLink Spherical_coordinate_system.
- Antenna_gain wikiPageWikiLink Three-dimensional_space_(mathematics).
- Antenna_gain wikiPageWikiLinkText "(power) gain".
- Antenna_gain wikiPageWikiLinkText "Antenna Gain".
- Antenna_gain wikiPageWikiLinkText "Antenna gain".
- Antenna_gain wikiPageWikiLinkText "Antenna pattern propagation factor".
- Antenna_gain wikiPageWikiLinkText "Gain".
- Antenna_gain wikiPageWikiLinkText "antenna gain".
- Antenna_gain wikiPageWikiLinkText "antenna's gain".
- Antenna_gain wikiPageWikiLinkText "dBd".
- Antenna_gain wikiPageWikiLinkText "directive gain".
- Antenna_gain wikiPageWikiLinkText "gain antenna".
- Antenna_gain wikiPageWikiLinkText "gain of an antenna".
- Antenna_gain wikiPageWikiLinkText "gain relative to an isotropic antenna".
- Antenna_gain wikiPageWikiLinkText "gain".
- Antenna_gain wikiPageWikiLinkText "power gain".
- Antenna_gain wikiPageWikiLinkText "total radiated power".
- Antenna_gain wikiPageUsesTemplate Template:FS1037C_MS188.
- Antenna_gain wikiPageUsesTemplate Template:More_footnotes.
- Antenna_gain wikiPageUsesTemplate Template:Reflist.
- Antenna_gain subject Category:Antennas_(radio).
- Antenna_gain subject Category:Telecommunications_engineering.
- Antenna_gain hypernym Number.
- Antenna_gain type Discipline.
- Antenna_gain type Redirect.
- Antenna_gain type Source.
- Antenna_gain comment "In electromagnetics, an antenna's power gain or simply gain is a key performance number which combines the antenna's directivity and electrical efficiency. As a transmitting antenna, the gain describes how well the antenna converts input power into radio waves headed in a specified direction. As a receiving antenna, the gain describes how well the antenna converts radio waves arriving from a specified direction into electrical power.".
- Antenna_gain label "Antenna gain".
- Antenna_gain sameAs Q251537.
- Antenna_gain sameAs كسب_الهوائي.
- Antenna_gain sameAs Zisk_antény.
- Antenna_gain sameAs Antennengewinn.
- Antenna_gain sameAs بهره_آنتن.
- Antenna_gain sameAs Gain_dantenne.
- Antenna_gain sameAs שבח_אנטנה.
- Antenna_gain sameAs Antenos_stiprinimas.
- Antenna_gain sameAs Zysk_energetyczny_anteny.
- Antenna_gain sameAs m.0d690.
- Antenna_gain sameAs Коэффициент_усиления_антенны.
- Antenna_gain sameAs Zisk_antény.
- Antenna_gain sameAs Q251537.
- Antenna_gain wasDerivedFrom Antenna_gain?oldid=697811268.
- Antenna_gain isPrimaryTopicOf Antenna_gain.