Longwave Utility Stations
Everything related to long wave utility stations goes here.
- DGPS Differential GPS stations. Located in the LW & MW band (283.5 kHz - 325 kHz) along with the NDBs.
- The Longwave Club of America specializes in longwave applications including DGPS, Part 15, NDBs and more
|Freq (kHz)||Callsign||Location||Operation Notes|
|15.1||HWU||Rosnay, France||400 kW|
|17.2||SAQ||Grimeton Sweden||Only active on special occasions like Alexanderson Day|
|18.3||HWU||Le Blanc France|
|19.8||NWC||Exmouth, Western Australia|
|20.5||-||Russia||RJH63, RJH66, RJH69, RJH77, RJH99|
|23.0||-||Russia||RJH63, RJH66, RJH69, RJH77, RJH99|
|24.0||NAA||Cutler, Maine USA|
|24.6||NLK||Seattle, Washington USA|
|24.8||NLF||Arlington, Washington USA|
|25.2||NML||LaMoure, North Dakota USA|
|60.0||WWVB||Fort Collins, Colorado USA|
|60.0||JJY||Mount Hagane, Japan|
|60.0||MSF||Anthorn, Cumbria, UK|
Amateur Radio and Experimenters
There are a few ranges where amateur radio holds a secondary allocation and its use is strictly limited. Another is for experimenters, also with restrictions. These include;
- 135.7 to 137.8 Khz (amateur radio)
- 160 to 190 Khz (LOWFER experimenter's band)
- 472 to 479 Khz (amateur radio)
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