Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/High_frequency> ?p ?o }
- High_frequency abstract "High frequency (HF) is the ITU designation for the range of radio frequency electromagnetic waves (radio waves) between 3 and 30 MHz. It is also known as the decameter band or decameter wave as its wavelengths range from one to ten decameters (ten to one hundred metres). Frequencies immediately below HF are denoted medium frequency (MF), while the next band of higher frequencies is known as the very high frequency (VHF) band. The HF band is a major part of the shortwave band of frequencies, so communication at these frequencies is often called shortwave radio. Because radio waves in this band can be reflected back to Earth by the ionosphere layer in the atmosphere – a method known as \"skip\" or \"skywave\" propagation – these frequencies are suitable for long-distance communication across intercontinental distances. The band is used by international shortwave broadcasting stations (2.310 - 25.820 MHz), aviation communication, government time stations, weather stations, amateur radio and citizens band services, among other uses.".
- High_frequency thumbnail HighFrequency.png?width=300.
- High_frequency wikiPageExternalLink bands.html.
- High_frequency wikiPageExternalLink solar.
- High_frequency wikiPageExternalLink Default.aspx.
- High_frequency wikiPageExternalLink hfw05.
- High_frequency wikiPageExternalLink www.emcesd.com.
- High_frequency wikiPageExternalLink hf.html.
- High_frequency wikiPageExternalLink HighFrequencyNoise_InformationalPage_05.pdf.
- High_frequency wikiPageID "178937".
- High_frequency wikiPageLength "12876".
- High_frequency wikiPageOutDegree "75".
- High_frequency wikiPageRevisionID "707297727".
- High_frequency wikiPageWikiLink 2182_kHz.
- High_frequency wikiPageWikiLink Amateur_radio.
- High_frequency wikiPageWikiLink Antenna_(radio).
- High_frequency wikiPageWikiLink Aurora.
- High_frequency wikiPageWikiLink Automatic_link_establishment.
- High_frequency wikiPageWikiLink Automatic_repeat_request.
- High_frequency wikiPageWikiLink Broadband_over_power_lines.
- High_frequency wikiPageWikiLink Category:Radio_spectrum.
- High_frequency wikiPageWikiLink Category:Wireless.
- High_frequency wikiPageWikiLink Citizens_band_radio.
- High_frequency wikiPageWikiLink Continuous_wave.
- High_frequency wikiPageWikiLink Curtain_array.
- High_frequency wikiPageWikiLink Decametre.
- High_frequency wikiPageWikiLink Dipole_antenna.
- High_frequency wikiPageWikiLink Electromagnetic_radiation.
- High_frequency wikiPageWikiLink Electromagnetic_spectrum.
- High_frequency wikiPageWikiLink Frequency_of_optimum_transmission.
- High_frequency wikiPageWikiLink Global_Maritime_Distress_and_Safety_System.
- High_frequency wikiPageWikiLink Hertz.
- High_frequency wikiPageWikiLink High_Frequency_Active_Auroral_Research_Program.
- High_frequency wikiPageWikiLink High_Frequency_Internet_Protocol.
- High_frequency wikiPageWikiLink International_Telecommunication_Union.
- High_frequency wikiPageWikiLink Internet.
- High_frequency wikiPageWikiLink Ionosphere.
- High_frequency wikiPageWikiLink Low_frequency.
- High_frequency wikiPageWikiLink Lowest_usable_high_frequency.
- High_frequency wikiPageWikiLink Maximum_usable_frequency.
- High_frequency wikiPageWikiLink Medium_frequency.
- High_frequency wikiPageWikiLink Monopole_antenna.
- High_frequency wikiPageWikiLink Morse_code.
- High_frequency wikiPageWikiLink Polarization_(waves).
- High_frequency wikiPageWikiLink Q_code.
- High_frequency wikiPageWikiLink Quad_antenna.
- High_frequency wikiPageWikiLink Radio_control.
- High_frequency wikiPageWikiLink Radio_frequency.
- High_frequency wikiPageWikiLink Radio_propagation.
- High_frequency wikiPageWikiLink Random_wire_antenna.
- High_frequency wikiPageWikiLink Reflective_array_antenna.
- High_frequency wikiPageWikiLink Refraction.
- High_frequency wikiPageWikiLink Rhombic_antenna.
- High_frequency wikiPageWikiLink Satellite.
- High_frequency wikiPageWikiLink Season.
- High_frequency wikiPageWikiLink Shortwave_radio.
- High_frequency wikiPageWikiLink Single-sideband_modulation.
- High_frequency wikiPageWikiLink Skywave.
- High_frequency wikiPageWikiLink Solar_cycle.
- High_frequency wikiPageWikiLink Space_weather.
- High_frequency wikiPageWikiLink Standardization_Agreement.
- High_frequency wikiPageWikiLink Sunspot.
- High_frequency wikiPageWikiLink Surface_wave.
- High_frequency wikiPageWikiLink Template:Digital_modes.
- High_frequency wikiPageWikiLink Terminator_(solar).
- High_frequency wikiPageWikiLink Very_high_frequency.
- High_frequency wikiPageWikiLink Yagi-Uda_antenna.
- High_frequency wikiPageWikiLink File:Amateurfunkstation.jpg.
- High_frequency wikiPageWikiLink File:HighFrequency.png.
- High_frequency wikiPageWikiLink File:ICOM_IC-M700PRO.jpg.
- High_frequency wikiPageWikiLink File:Montreal-tower-top.thumb2-crop.jpg.
- High_frequency wikiPageWikiLink File:SpAF_Boeing_707-331B(KC).jpg.
- High_frequency wikiPageWikiLinkText "7".
- High_frequency wikiPageWikiLinkText "HF (shortwave)".
- High_frequency wikiPageWikiLinkText "HF band".
- High_frequency wikiPageWikiLinkText "HF bands".
- High_frequency wikiPageWikiLinkText "HF frequencies".
- High_frequency wikiPageWikiLinkText "HF radio".
- High_frequency wikiPageWikiLinkText "HF radios".
- High_frequency wikiPageWikiLinkText "HF tech".
- High_frequency wikiPageWikiLinkText "HF".
- High_frequency wikiPageWikiLinkText "High Frequency".
- High_frequency wikiPageWikiLinkText "High freq.".
- High_frequency wikiPageWikiLinkText "High frequency".
- High_frequency wikiPageWikiLinkText "Higher-frequency".
- High_frequency wikiPageWikiLinkText "high frequencies".
- High_frequency wikiPageWikiLinkText "high frequency (HF)".
- High_frequency wikiPageWikiLinkText "high frequency radios".
- High_frequency wikiPageWikiLinkText "high frequency signals".
- High_frequency wikiPageWikiLinkText "high frequency technics".
- High_frequency wikiPageWikiLinkText "high frequency".
- High_frequency wikiPageWikiLinkText "high".
- High_frequency wikiPageWikiLinkText "high-frequency radio waves".
- High_frequency wikiPageWikiLinkText "high-frequency".
- High_frequency wikiPageWikiLinkText "short wave".
- High_frequency wikiPageWikiLinkText "“high frequencies”".
- High_frequency freq "3".
- High_frequency wave "600.0".
- High_frequency wikiPageUsesTemplate Template:Audio_broadcasting.
- High_frequency wikiPageUsesTemplate Template:Authority_control.