A list of VLF transmitters and LF transmitters, which work or worked on frequencies below 100 kHz. __TOC__
Operational
+ Name / Call sign Location Country Frequency Coordinates Remarks NOV Alpha Transmitter Novosibirsk Bolotnoye, Bolotninsky District Russia 11.905 kHz Alpha-Navigation KRA Alpha Transmitter Krasnodar Poltavskaya, Krasnoarmeysky District Russia 12.649 kHz Alpha-Navigation, also RJH63 KOM Alpha Transmitter Komsomolskamur Khabarovsk Russia 12.649 kHz Alpha-Navigation MUR Alpha Transmitter Murmansk Revda Russia 12.649 kHz Alpha-Navigation ASH Alpha Transmitter Ashkabad Seydi, Türkmenabat Turkmenistan 12.649 kHz Alpha-Navigation LaMoure - Omega Station D LaMoure, North Dakota USA 12.1 kHz now operated by US Navy on 25.2 kHz Monte Grande Radio Station Monte Grande Argentina 17.33 kHz 23.6 kHz Appears derelict. 718 Foot (219 meter) towers HWU Rosnay France 15.1 kHz 18.3 kHz 21.75 kHz 1171 foot (357 meter) tower Zendmast Ruiselede Ruiselede Belgium 16.2 kHz 51.25 kHz used before World War II three 287 metres, today active on higher frequency with an antenna of four masts with heights of 121 and 122 metres JXN Gildeskål Norway 16.4 kHz valley-span antenna VTX Vijayanarayanam India 17.0 kHz 1545 foot (471 meter) tower SAQ Grimeton, Varberg Sweden 17.2 kHz Only active at special occasions (Alexanderson Day) NAA Cutler, Maine USA 17.8 kHz 24.0 kHz 997 ft (304 meter) tall RDL Krasnodar Russia 18.1 kHz 425 metres tall central tower INS Kattabomman Vijayanarayanam India 18.2 kHz GQD Anthorn, Cumbria UK 19.58 kHz 22.10 kHz 13 towers, tall NWC Exmouth Australia 19.8 kHz 389 metres tall central tower ICV Tavolara, Sardinia Italy 20.27 kHz 20.76 kHz Valley-span antenna fixed on 133 metres and 114 metres tall masts RJH69 Vileyka Belarus 20.5 kHz Time signal transmitter Beta RJH77 Arkhangelsk Russia 20.5 kHz Time signal transmitter Beta RJH99 Nizhny Novgorod Russia 20.5 kHz Time signal transmitter Beta RJH66 Bishkek Kyrgyzstan 20.5 kHz Time signal transmitter Beta RAB99 Khabarovsk Russia 20.5 kHz Time signal transmitter Beta RJH63 Martanskaya, Belorechensk Russia 20.5 kHz Time signal transmitter Beta NPM Lualualei, Hawaii USA 21.4 kHz tower installed 1972, since the collapse of Warsaw radio mast tallest structure insulated against ground GVT Skelton Cumbria UK 22.1 kHz 1,198 foot (365-meter) tower JJI Ebino Japan 22.2 kHz or 22.1 kHz Antenna on 8 masts with a height of 270 metres DHO38 Rhauderfehn Germany 23.4 kHz 8 masts with a height of 352.9 metres, submarine communication NLK (Jim Creek) Seattle, Washington USA 24.8 kHz valley-span antenna Mokpo South Korea 24.1 kHz 25.0 kHz Two towers, built about 2006. Denizkoy VLF Transmitter TBB Bafa, Didim district Turkey 26.7 kHz Two towers, built about 2000. DG2 Dimona Israel 29.7 kHz 26.0 kHz Two 1300 foot (400 meter) tall towers Goedverwacht Transmitting Station Cape Town South Africa TFK Grindavík Iceland 37.6 kHz (37.5 kHz center) 1,000 ft (304.8-meter) tower JJY Otakadoyayama Transmitter, Tamura Japan 40.0 kHz Time signal SRC Grimeton Sweden 40.4 kHz Shares antenna with SAQ, used for encrypted messages to Swedish Navy NAU Naval Communications Station Puerto Rico Aguada, Puerto Rico USA 40.75 kHz tower NSY Niscemi Italy 45.9 kHz US Navy, 252 metres tall mast SXA Kato Souli, Marathon Greece 49.0 kHz 820 foot (250 meter) tower NPG Dixon, California USA 55.5 kHz 2 masts 194.2 metres tall, submarine communications LBH Gossa Norway 57.7 kHz 200 metres tall mast WWVB Fort Collins, Colorado USA 60.0 kHz Time signal JJY Haganeyama Transmitter, Saga Japan 60.0 kHz Time signal MSF Anthorn Radio Station, Anthorn UK 60.0 kHz Time signal Italian Navy Rome Italy 65.25 kHz 150 metres tall masts RBU Moscow Russia 66.666 kHz Time signal RBU Taldom Russia 66.666 kHz Time signal BPC Pucheng China 68.5 kHz Time signal BSF Guishan Taiwan 77.5 kHz Time signal DCF77 Mainflingen, Mainhausen Germany 77.5 kHz a major time signal in Europe SAS2 Gudinge, Lövstabruk Sweden 42.5 kHz 695 foot, 212-metre tall mast Tving Sweden 695 foot, 212-metre tall mast RNAS Rattray (MKL, GYW1) Crimond UK 82.8 kHz 51.95 kHz tallest mast 274.3 metres high, site now home to a high frequency transmitter station forming part of the Defence High Frequency Communications Service RNAS Inskip (HMS Nightjar) (GIZ20) Inskip UK 61.84 kHz VLF transmissions of Morse code to ships close to U.K. in the 1980s; now used as a military high frequency radio transmitting station FTA2 Saint Assise France 16.9 kHz 20.9 kHz La Regine (FUG) Villemagne France 62.6 kHz Kerlouan transmitter (FUE) Kerlouan France 62.6 kHz 65.8 kHz 3SB Datong China 20.6 kHz 10.6 kHz 3SA Changde China 20.6 kHz valley-spun antenna REN Guardamar del Segura Spain 145.0 kHz
Demolished + Name / Call sign Location Country Frequency Coordinates Remarks Trinidad - Omega Station B Chaguaramas, Trinidad and Tobago Trinidad and Tobago 12.0 kHz valley span antenna dismantled, station replaced by the Paynesville Liberia Station in 1976 Paynesville - Omega Station B Paynesville Liberia 12.0 kHz tower demolished in 2011 Kaneohe - Omega Station C Haiku Valley, Hawaii USA 11.8 kHz valley span antenna, decommissioned in 1997. Antenna dismantled, deteriorating transmitter building and Haiku Stairs remain Bratland - Omega Station A (LEA) Brattland Norway 12.1 kHz valley span antenna over salt water. dismantled in 2002. Building and helix house remains Plaine Chabrier - Omega Station E Saint-Paul Réunion 12.3 kHz tower demolished in 1999 Golfo Nuevo - Omega Station F Golfo Nuevo, Chubut Argentina 12.9 kHz tower demolished in 1998 Woodside - Omega Station G (VL3DEF) Woodside, Victoria Australia 13.0 kHz 18.6 kHz foot tower demolished in 2015 Shushi-Wan - Omega Station H Tsushima Island Japan 12.8 kHz foot tower dismantled in 1998 GBZ Criggion Criggion, Wales UK 15.2 kHz towers and antenna demolished in 2003. Derelict transmitter building remains Kahuku Marconi Transmitter Kahuku, Oahu, Hawaii USA 16.1 kHz shut down in 1939, deteriorated transmitter building and support buildings remain Coltano transmitting station Coltano Italy 4 masts with a height of 250 metres, destroyed at the end of World War II Waunfawr Marconi Transmitter Waunfawr, Wales UK 21.2 kHz Closed in 1938, only the transmitter building remains Radio Kootwijk Apeldoorn Netherlands 24 kHz last mast demolished in 1980, iconic transmitter building remains Table Head Marconi Transmitter Glace Bay, Nova Scotia Canada 37.5 kHz dismantled and moved to Marconi Towers, Nova Scotia in 1904 Marconi Towers Transmitter Marconi Towers, Glace Bay, Nova Scotia Canada 37.5 kHz closed and sold in 1946. Manager's house and ruins remain. Marion Marconi Transmitter Marion, Massachusetts USA 25.8 kHz shut down in 1957, towers demolished in 1960. Transmitter and support buildings remain New Brunswick Marconi Transmitter New Brunswick, New Jersey USA 21.8 kHz shut down in 1948, demolished in 1953. Only the station cottage remains Bolinas Marconi Transmitter Bolinas, California USA 19.2 kHz shut down in 1946. Transmitter building, MF and HF transmitters and one cottage remain RCA Radio Central Rocky Point, New York USA 18.3 kHz last VLF tower demolished in 1977 NSS Annapolis Annapolis, Maryland USA 21.4 kHz shut down in 1996, tower demolished in 1999, three towers remain Forestport Tower Forestport, New York USA tower demolished in 1998 Tuckerton Transmitter Tuckerton, New Jersey USA 22.1 kHz shut down 1948, tower demolished 1955, transmitter building remains Silver Creek Communications Annex Silver Creek, Nebraska USA tower demolished in 1995. Building remains. Hawes Radio Relay Facility Hinkley, California USA tower and all buildings demolished in 1986 GBR Rugby UK 16.0 kHz 60 kHz shut-down in 2003, demolished in 2007 JAP Yosami, Kariya, Aichi Japan 17.442 kHz 250m masts, demolished NBA Summit Naval Radio Station Summit, Balboa, Canal Zone Panama 18.6 kHz 24.0 kHz megawatt naval VLF station, demolished NPO Sangley Point Naval Radio Station Cavite Philippines 21.5 kHz Three VLF towers demolished after World War II Malabar Radio Station Malabar Indonesia valley span-antenna, demolished NPM Pearl Harbor, Hawaii USA 26.1 kHz Three towers dismantled in 1936. Transmitters moved to Lualualei in 1936 NPL Chollas Heights San Diego, California USA 30.6 kHz ceased operations in 1992, towers demolished 1995, Transmitter building remains Sayville Telefunken Wireless Station Sayville, New York USA 38.4 kHz tower demolished. massive concrete guy wire anchors remain. Karlsborg transmitter Karlsborg Sweden 49.55 kHz Two masts demolished in 2001 NAA Arlington Arlington, Virginia USA 50.0 kHz etc towers removed in 1941, NAA buildings remain. RKS Liblice 1 (OMA) Liblice Czech 50.0 kHz demolished in 2004 OLB5 Poděbrady Czech 50.0 kHz shutdown in 1995 FTA50 Saint-André-de-Corcy France 50.75 kHz demolished Hürup Navy Transmitter Hürup Germany 53 kHz 68,9 kHz 3 masts, each 160 metres tall, shut-down in 2002 Neuharlingersiel Navy Transmitter Neuharlingersiel Germany 53 kHz 3 masts, two 164 metres tall and one 171 metres tall, since 2004 no VLF/LF-transmissions Clifden Marconi Transmitter Derrigimlagh, Clifden Ireland 54.5 kHz demolished following an attack by Irish republican forces in July 1922. Ruins remain Bad Deutsch-Altenburg transmitter Bad Deutsch-Altenburg Austria 73.85 kHz Three 100 metres tall masts, demolished in the 1980s HBG Prangins Switzerland 75.0 kHz Demolished 2012 Székesfehérvár transmitter Székesfehérvár Hungary 77.82 kHz Two 152 metres masts demolished in 2009 Münchenbuchsee transmitter Münchenbuchsee Switzerland 82.05 kHz One 125 metres and two 92 metres towers demolished in 1983 Dübendorf transmitter Dübendorf Switzerland 122 metres tall mast, demolished Globecom Tower (XPH) Thule Greenland 68.9 kHz tower was the tallest structure outside the USA in 1954. Demolished in 1992 Radom longwave transmitter (SOA, SNA) Radom - Wacyn Poland 55.75 58.25 62.45 64.9 76.35 80.5 81.35 kHz shut-down, one mast today used for FM-/TV-broadcasting, the others demolished Transatlantycka Radiotelegraficzna Centrala Nadawcza (AXO, AXL) Babice, Warsaw Poland 14.29 16.4 17.7 18.65 kHz Alexanderson alternator, destroyed on January 16, 1945 by the army of Nazi Germany Eilvese Eilvese Germany 20 30 96 kHz tower demolished in 1931 Königs Wusterhausen Königs Wusterhausen Germany 69.7 kHz demolished Kamina Funkstation Kamina, Atakpamé Togo destroyed Herzogstand Herzogstand Germany experimental station, valley-span antenna, demolished Goliath Kalbe Germany 16.55 kHz removed by Russian troops, reinstalled in Russia as RJH90 Nauen Transmitter Station Nauen Germany tower demolished and all equipment removed by Soviet Army in 1946, transmitter building remains SRC Ruda Sweden 44.2 40.0 kHz 659 foot, 201-metre tall mast, demolished 2020 Lafayette Radio Station Marcheprime France destroyed by retreating German troops in 1944 Basse-Lande transmitter Brains France destroyed
See also Communication with submarines
References