Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Loop_antenna> ?p ?o }
- Loop_antenna abstract "A loop antenna is a radio antenna consisting of a loop (or loops) of wire, tubing, or other electrical conductor with its ends connected to a balanced transmission line. Within this physical description there are two very distinct antenna designs: the small loop (or magnetic loop) with a size much smaller than a wavelength, and the resonant loop antenna with a circumference approximately equal to the wavelength.Small loops have a poor efficiency and are mainly used as receiving antennas at low frequencies. Except for car radios, almost every AM broadcast receiver sold has such an antenna built inside it or directly attached to it. These antennas are also used for radio direction finding. In amateur radio, loop antennas are often used for low profile operating where larger antennas would be inconvenient, unsightly, or banned. Loop antennas are relatively easy to build.A small loop antenna, also known as a magnetic loop, generally has a circumference of less than one tenth of a wavelength, in which case there will be a relatively constant current distribution along the conductor. As the frequency or the size is increased, a standing wave starts to develop in the current, and the antenna starts to acquire some of the characteristics of a resonant loop (but isn't resonant); these intermediate cases thus cannot be analyzed using the concepts developed for the small and resonant loop antennas described below. Resonant loop antennas are relatively large, governed by the intended wavelength of operation. Thus they are typically used at higher frequencies, especially VHF and UHF, where their size is manageable. They can be viewed as a folded dipole deformed into a different shape, and have rather similar characteristics such as a high radiation efficiency.".
- Loop_antenna thumbnail Loop_antenna.jpg?width=300.
- Loop_antenna wikiPageExternalLink small_tx_loop_calc.aspx.
- Loop_antenna wikiPageExternalLink loop.html.
- Loop_antenna wikiPageID "2159451".
- Loop_antenna wikiPageLength "21407".
- Loop_antenna wikiPageOutDegree "80".
- Loop_antenna wikiPageRevisionID "680911949".
- Loop_antenna wikiPageWikiLink AM_broadcast.
- Loop_antenna wikiPageWikiLink AM_broadcasting.
- Loop_antenna wikiPageWikiLink Amateur_radio.
- Loop_antenna wikiPageWikiLink Ampxc3xa8res_circuital_law.
- Loop_antenna wikiPageWikiLink Ampxc3xa8res_law.
- Loop_antenna wikiPageWikiLink Antenna_(radio).
- Loop_antenna wikiPageWikiLink Antenna_efficiency.
- Loop_antenna wikiPageWikiLink Atmospheric_noise.
- Loop_antenna wikiPageWikiLink Balanced_line.
- Loop_antenna wikiPageWikiLink Basket_winding.
- Loop_antenna wikiPageWikiLink Capacitor.
- Loop_antenna wikiPageWikiLink Cardioid.
- Loop_antenna wikiPageWikiLink Category:Antennas_(radio).
- Loop_antenna wikiPageWikiLink Category:Radio_frequency_antenna_types.
- Loop_antenna wikiPageWikiLink Category:Wireless_tuning_and_filtering.
- Loop_antenna wikiPageWikiLink Copper_loss.
- Loop_antenna wikiPageWikiLink Corona_discharge.
- Loop_antenna wikiPageWikiLink Dipole_antenna.
- Loop_antenna wikiPageWikiLink Direction_finding.
- Loop_antenna wikiPageWikiLink Electrical_conductor.
- Loop_antenna wikiPageWikiLink Electrical_impedance.
- Loop_antenna wikiPageWikiLink Electrically_short.
- Loop_antenna wikiPageWikiLink Electromagnetic_radiation.
- Loop_antenna wikiPageWikiLink Electromagnetic_wave.
- Loop_antenna wikiPageWikiLink Faradays_law_of_induction.
- Loop_antenna wikiPageWikiLink Ferrite_(magnet).
- Loop_antenna wikiPageWikiLink Ferrite_core.
- Loop_antenna wikiPageWikiLink Ferrite_rod.
- Loop_antenna wikiPageWikiLink Ferroceptor.
- Loop_antenna wikiPageWikiLink Folded_dipole.
- Loop_antenna wikiPageWikiLink Halo_antenna.
- Loop_antenna wikiPageWikiLink Hertzian_dipole.
- Loop_antenna wikiPageWikiLink Impedance_matching.
- Loop_antenna wikiPageWikiLink Inductor.
- Loop_antenna wikiPageWikiLink LC_circuit.
- Loop_antenna wikiPageWikiLink Litz_wire.
- Loop_antenna wikiPageWikiLink Magnetic_field.
- Loop_antenna wikiPageWikiLink Near_Vertical_Incidence_Skywave.
- Loop_antenna wikiPageWikiLink Near_and_far_field.
- Loop_antenna wikiPageWikiLink Near_vertical_incidence_skywave.
- Loop_antenna wikiPageWikiLink Null_(radio).
- Loop_antenna wikiPageWikiLink Polarization_(antenna).
- Loop_antenna wikiPageWikiLink Q_factor.
- Loop_antenna wikiPageWikiLink Quad_antenna.
- Loop_antenna wikiPageWikiLink RFID.
- Loop_antenna wikiPageWikiLink Radiation_resistance.
- Loop_antenna wikiPageWikiLink Radio-frequency_identification.
- Loop_antenna wikiPageWikiLink Radio_direction_finder.
- Loop_antenna wikiPageWikiLink Radio_direction_finding.
- Loop_antenna wikiPageWikiLink Resonance.
- Loop_antenna wikiPageWikiLink Resonant.
- Loop_antenna wikiPageWikiLink Signal-to-noise_ratio.
- Loop_antenna wikiPageWikiLink Skin_effect.
- Loop_antenna wikiPageWikiLink Standing_wave.
- Loop_antenna wikiPageWikiLink Transformer.
- Loop_antenna wikiPageWikiLink Transmission_line.
- Loop_antenna wikiPageWikiLink Triangulation.
- Loop_antenna wikiPageWikiLink Tuned_circuit.
- Loop_antenna wikiPageWikiLink Tuning_capacitor.
- Loop_antenna wikiPageWikiLink Types_of_capacitor.
- Loop_antenna wikiPageWikiLink Variable_capacitor.
- Loop_antenna wikiPageWikiLink Wavelength.
- Loop_antenna wikiPageWikiLink Whip_antenna.
- Loop_antenna wikiPageWikiLink Yagi-Uda_antenna.
- Loop_antenna wikiPageWikiLink Yagi_antenna.
- Loop_antenna wikiPageWikiLink File:80sets.jpg.
- Loop_antenna wikiPageWikiLink File:Atmosphericnoise.PNG.
- Loop_antenna wikiPageWikiLink File:DIYLoopAntennaUnderConstruction.JPG.
- Loop_antenna wikiPageWikiLink File:Ferrite_antenna.jpg.
- Loop_antenna wikiPageWikiLink File:Loop_Antenna.jpg.
- Loop_antenna wikiPageWikiLink File:Loop_antenna.jpg.
- Loop_antenna wikiPageWikiLink File:Quad-antenna.png.
- Loop_antenna wikiPageWikiLinkText "'sense' antenna".
- Loop_antenna wikiPageWikiLinkText "DF loop".
- Loop_antenna wikiPageWikiLinkText "Loop antenna".
- Loop_antenna wikiPageWikiLinkText "Loop antenna#Small loops".
- Loop_antenna wikiPageWikiLinkText "Small Magnetic Loop".
- Loop_antenna wikiPageWikiLinkText "ferrite antenna".
- Loop_antenna wikiPageWikiLinkText "ferrite loopstick".
- Loop_antenna wikiPageWikiLinkText "loop aerial".
- Loop_antenna wikiPageWikiLinkText "loop antenna".
- Loop_antenna wikiPageWikiLinkText "loop".
- Loop_antenna wikiPageWikiLinkText "loops".
- Loop_antenna wikiPageWikiLinkText "loopstick antennas".
- Loop_antenna wikiPageWikiLinkText "magnetic loop antenna".
- Loop_antenna wikiPageWikiLinkText "magnetic loop antennas".
- Loop_antenna wikiPageWikiLinkText "magnetic loop".
- Loop_antenna wikiPageWikiLinkText "open loop of wire".
- Loop_antenna wikiPageWikiLinkText "receiving antenna".
- Loop_antenna wikiPageWikiLinkText "small loop antenna".
- Loop_antenna hasPhotoCollection Loop_antenna.
- Loop_antenna wikiPageUsesTemplate Template:Antenna_Types.