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Type of amateur racing sport
Amateur radio direction finding (ARDF, also known as radio orienteering, radio fox hunting and radiosport) is an amateur racing sport that combines radio
Amateur radio direction finding
Amateur_radio_direction_finding
Topics referred to by the same term
ARDF is a four-letter acronym that can have several meanings: Airborne radio direction finding, a military technology used for battlefield reconnaissance
ARDF
Formal competition among amateur radio operators
among amateur radio operators in any of three amateur radio activities: ARDF, DXing, and contesting. The Friendship Radiosport Games is an international
Radiosport
Sport using maps and compasses
orienteering sport: Amateur radio direction finding (Radio orienteering or ARDF) [including variants Fox Oring and Radio Orienteering in a Compact Area (ROCA)]
Orienteering
Russian athlete
athletics, skyrunning, ski mountaineering, orienteering and radio orienteering (ARDF). Ekaterina was born on February 15, 1989 in the city of Pokhvistnevo (Samara
Ekaterina_Mityaeva
Game of finding radio signal sources
worldwide by its acronym, ARDF. It is an amateur sport that combines the skills of orienteering and radio direction finding. ARDF is a timed race in which
Transmitter_hunting
Military transport aircraft derived from DC-3
Group (MAAG) missions EC-47N/P/Q C-47A and D aircraft modified for ELINT/ARDF mission, N and P differ in radio bands covered, while Q replaces analog equipment
Douglas_C-47_Skytrain
Non-commercial use of the radio spectrum
operation Homebrew CRSA ARRL Radiogram Ham net NTS LoTW Piracy Radiosport ARDF Fox Oring ROCA DXing MW DX Shortwave DX TV and FM DX Contesting Field Day
Amateur_radio
combines the skills of orienteering with the skills of radio direction finding. ARDF in Latvia is organized by the Latvijas Radioamatieru Līga. Martins Dukurs
Sport_in_Latvia
Network of conservative American parishes
Fund (ARDF) was created by the ACN in 2004 to be a support and humanitarian organisation working with Anglicans in the Global South. The ARDF works on
Anglican_Communion_Network
Amateur radio transceiver
operation Homebrew CRSA ARRL Radiogram Ham net NTS LoTW Piracy Radiosport ARDF Fox Oring ROCA DXing MW DX Shortwave DX TV and FM DX Contesting Field Day
ICOM_IC-7300
Variation of the ARDF radiosport
radio direction finding. Fox oring requires more orienteering skills than ARDF. In a fox oring course, the radio transmitters put out very little power
Fox_oring
Machine ARDF Ruby quadrangle, USGS Open-file report 2004-1385https://ardf.wr.usgs.gov/ardf_data/Ruby.pdf Alaska Resource Data Files http://ardf.wr.u[permanent
Ruby–Poorman_mining_district
Map used in orienteering
of five control points (hidden radio beacons). Beacon control points are shown for post-competition analysis; ARDF competitors must find the beacons.
Orienteering_map
City in Alaska, U.S.
by boat and continued the race on land. "Nome Offshore Placer deposits (ARDF #NM253) Au". mrdata.usgs.gov. Retrieved January 27, 2019. Stinson, Holly
Nome,_Alaska
Unincorporated mining district
original on 2008-05-09. Retrieved 2008-03-21. Nome quad ARDF, USGShttps://ardf.wr.usgs.gov/ardf_data/Nome.pdf NovaGold Resources Inc NovaGold Resources
Nome_mining_district
Variation of the ARDF radiosport
less athletic skill and more technical radio direction finding skills than ARDF. In a ROCA course, the radio transmitters put out very little power, typically
Radio orienteering in a compact area
Radio_orienteering_in_a_compact_area
Cable or conductor connecting a radio transmitter to an antenna
operation Homebrew CRSA ARRL Radiogram Ham net NTS LoTW Piracy Radiosport ARDF Fox Oring ROCA DXing MW DX Shortwave DX TV and FM DX Contesting Field Day
Antenna_feed
Mountain pass in Alaska, United States
Ore Deposits of the Willow Creek Mining District, Alaska https://ardf.wr.usgs.gov/ardf_data/Anchorage.pdf Archived September 10, 2008, at the Wayback Machine
Hatcher_Pass
Amateur radio communications software
operation Homebrew CRSA ARRL Radiogram Ham net NTS LoTW Piracy Radiosport ARDF Fox Oring ROCA DXing MW DX Shortwave DX TV and FM DX Contesting Field Day
WSPR_(amateur_radio_software)
Amateur radio transceiver
operation Homebrew CRSA ARRL Radiogram Ham net NTS LoTW Piracy Radiosport ARDF Fox Oring ROCA DXing MW DX Shortwave DX TV and FM DX Contesting Field Day
ICOM_IC-7100
Data Files, Chandalar quad, USGS Open file report 00-357https://ardf.wr.usgs.gov/ardf_data/Chandalar.pdf "Little Squaw Gold Mining Company – Chandalar"
Gold_mining_in_Alaska
Measurement of the direction from which a received signal was transmitted
form of the sport, worldwide, is known as amateur radio direction finding (ARDF). Another form of the activity, known as "transmitter hunting", "mobile T-hunting"
Direction_finding
Amateur radio transceiver
operation Homebrew CRSA ARRL Radiogram Ham net NTS LoTW Piracy Radiosport ARDF Fox Oring ROCA DXing MW DX Shortwave DX TV and FM DX Contesting Field Day
ICOM_IC-705
Licence-free radio in Europe and some Asian territories
with same TG FM: AIRSOFT 10 446.11875 12.5 Narrow [NFM] FM: Fox Hunting, A.R.D.F. 11 446.13125 12.5 Narrow [NFM] 12 446.14375 12.5 Narrow [NFM] 13 446.15625
PMR446
Amateur Radio Direction Finding competitions and the Kazakhstan national ARDF team. The KFRR also represents the interests of Kazakhstan amateur radio
Kazakhstan Federation of Radiosport and Radio Amateur
Kazakhstan_Federation_of_Radiosport_and_Radio_Amateur
Alaska Mining District
Opportunities". University of Alaska Museum. Archived from the original on 2007-12-20. "Fairbanks quadrangle" (PDF). ardf.wr.usgs.gov. Retrieved 2023-09-03.
Fairbanks_mining_district
Frequency shift keying digital mode
operation Homebrew CRSA ARRL Radiogram Ham net NTS LoTW Piracy Radiosport ARDF Fox Oring ROCA DXing MW DX Shortwave DX TV and FM DX Contesting Field Day
FT8
Military unit
Command Vietnam expressed a requirement for airborne radio direction finding (ARDF) to intercept enemy radio traffic to locate enemy units. That month, the
361st Expeditionary Reconnaissance Squadron
361st_Expeditionary_Reconnaissance_Squadron
Worldwide radio email messaging system that uses amateur-band radio frequencies
operation Homebrew CRSA ARRL Radiogram Ham net NTS LoTW Piracy Radiosport ARDF Fox Oring ROCA DXing MW DX Shortwave DX TV and FM DX Contesting Field Day
Winlink
Destroyer, B-52 Stratofortress AN/ALR-34 Airborne Radio Direction Finder (ARDF) sensor operating in the 20–60 GHz (1.50–0.50 cm) range using Phase Angle
List of military electronics of the United States: A–G
List_of_military_electronics_of_the_United_States:_A–G
Alaska Mining District
ranging for 0.1 to 9 ounces per ton. Gold mining in Alaska https://ardf.wr.usgs.gov/ardf_data/Anchorage.pdfAlaska Resource Data File, USGS Open File 98-599
Willow_Creek_mining_district
Amateur radio transceiver
operation Homebrew CRSA ARRL Radiogram Ham net NTS LoTW Piracy Radiosport ARDF Fox Oring ROCA DXing MW DX Shortwave DX TV and FM DX Contesting Field Day
ICOM_IC-905
sport combining orienteering with the skills of radio direction finding. ARDF in Lithuania is organized by the Lietuvos Radijo Megeju Draugija. Figure
Sport_in_Lithuania
Indiana National Guard post located in southern Indiana
exercises throughout the world. The Atterbury Rail Deployment Facility (ARDF) or "railhead" has the ability to load/unload a Brigade Combat Team in 72
Camp_Atterbury-Muscatatuck
Test methods that avoid the use of animals
"Alternatives Research Grants | Alternatives Research & Development Foundation (ARDF)". Ardf-online.org. Retrieved 27 January 2014. "3Rs Prize 2013". NC3Rs. 11 December
Alternatives to animal testing
Alternatives_to_animal_testing
Wayback Machine. Retrieved Aug. 1, 2008. Deutscher Amateur-Radio-Club (2009). "ARDF-Worldchampionship Okt. 2000 Nanjing/China". Retrieved Mar. 13, 2009. Ford
Chinese Radio Sports Association
Chinese_Radio_Sports_Association
International multi-sport event
1997. The 1999 games returned to Portland, Oregon, United States, where the ARDF event was also designated the IARU Region II Championships, the first such
Friendship_Radiosport_Games
Political and military HQ (1962–1976)
removed from, but generally near, the headquarters itself, as determined by ARDF or airborne radio direction finding. One of the central frustrations of the
Central Office for South Vietnam
Central_Office_for_South_Vietnam
South Korean organization
Retrieved Feb. 21, 2008. Korean Amateur Radio League (2008). "14th World ARDF Championships" Archived 2008-02-18 at the Wayback Machine. Retrieved Feb
Korean_Amateur_Radio_League
Gold mine in Fairbanks mining district, Alaska, US
Journal. Retrieved 31 August 2011. "Fort Knox". Alaska Resource Data File (ARDF). USGS. 26 August 2017. Retrieved 3 June 2020. Quandt, David; Chris Ekstrom;
Fort_Knox_Gold_Mine
Group (MAAG) missions. EC-47N/P/Q C-47A and D aircraft modified for ELINT/ARDF mission. N and P differ in radio bands covered, while Q replaces analog equipment
List of Douglas DC-3 family variants
List_of_Douglas_DC-3_family_variants
Military unit
Command Vietnam expressed a requirement for airborne radio direction finding (ARDF) to intercept locate enemy radio traffic to locate enemy units. That month
362d Tactical Electronic Warfare Squadron
362d_Tactical_Electronic_Warfare_Squadron
Waypoint in adventure sports
SPORTIdent control card at a control point that has a needle punch for backup ARDF control point equipped with an electronic punch station and a radio transmitter
Control_point_(orienteering)
Military unit
Command Vietnam expressed a requirement for airborne radio direction finding (ARDF) to intercept enemy radio traffic to locate enemy units. That month, the
970th Airborne Air Control Squadron
970th_Airborne_Air_Control_Squadron
Portland, Oregon, United States This is the first IARU sanctioned international ARDF competition in the Americas. Third High Speed Telegraphy World Championship
1999_in_sports
River in Alaska, United States
2018. "Anvil Creek". Alaska.org. Retrieved 16 December 2018. "Nekula Gulch (ARDF #NM267) Au". Mrdata.usgs.gov. "Anvil Creek". Geographic Names Information
Anvil_Creek_(Alaska)
operation Homebrew CRSA ARRL Radiogram Ham net NTS LoTW Piracy Radiosport ARDF Fox Oring ROCA DXing MW DX Shortwave DX TV and FM DX Contesting Field Day
Winmor
2008. Retrieved 5 April 2008. "Participation of Societies". IARU Region I ARDF Working Group. 2003. Archived from the original on 19 June 2008. Retrieved
Amateur_radio_in_India
Mountain in Alaska, United States
pp. 859, 989, 1017–. Retrieved 14 February 2013. "Unnamed Occurrences (ARDF - SK025; near Tukgahgo Mountain), Skagway District, Juneau District, Haines
Tukgahgo_Mountain
aircraft RU-6A Beaver aircraft equipped with airborne radio direction finders (ARDF) were the first Army reconnaissance aircraft in South Vietnam, arriving in
US signals intelligence in the Cold War
US_signals_intelligence_in_the_Cold_War
ARDF
ARDF
ARDF
ARDF
Girl/Female
Indian
Silent
Boy/Male
Hindu, Indian
Festival
Boy/Male
American, Australian, British, Christian, English, Gaelic, Greek, Hebrew, Irish
The Name of an English River; River; Pale Green; Fair; Pale-skinned; Little Sallow One
Girl/Female
Spanish
Altar of heaven.
Girl/Female
Muslim
Rightly guided
Surname or Lastname
English
English : habitational name from a place called Hanham in Gloucestershire, which was originally Old English HÄnum, dative plural of hÄn ‘rock’, hence ‘(place) at the rocks’. The ending -ham is by analogy with other place names with this very common unstressed ending.
Girl/Female
Indian
Rainy season, Monsoon
Girl/Female
Tamil
Desire
Girl/Female
Arabic, Muslim
One in Millions
Female
English
Variant spelling of English Jenny, JENI means "white and smooth."
ARDF
ARDF
ARDF
ARDF
ARDF