M25
| Enigma ID | M25 |
| Name | |
| Frequencies | |
| Status | Inactive |
| Voice | N/A |
| Emission mode | ICW |
| Location | |
| Activity pages |
M25 is a collective designator for a series of Morse stations ran by the American Central Intelligence Agency (CIA), located all over the world. All sorts of callsigns beginning with "KKN", "KRH" and "KWS" were used. Last heard in 1997.
The following is the typical channel marker used by the M25 stations:
| QRA | QRA | QRA | de | KWS78 | KWS78 | KWS78 | QSX | 3/4/7/10/14 | K |
| Callsign | |||||||||
Various CW and RTTY transmissions were carried. Their format is unknown.
List of callsigns used by M25 stations and their known locations is given below. Note that some frequency lists published the frequencies of some of these stations, but with false locations.
| Callsign | Location |
|---|---|
| KGN39 | |
| KGO50 | |
| KKN32 | Washington, DC, USA |
| KKN33 | |
| KKN35 | Washington, DC, USA |
| KKN36 | |
| KKN39 | Miami |
| KKN40 | Monrovia, Liberia |
| KKN41 | |
| KKN42 | |
| KKN43 | |
| KKN44 | Monrovia, Liberia |
| KKN46 | |
| KKN50 | Department of State, Washington, DC, USA |
| KKN51 | Washington, DC, USA |
| KKN52 | Washington, DC, USA |
| KKN90 | |
| KLA24 | La Paz, Bolivia |
| KPH07 | |
| KRC81 | |
| KRH50 | Croughton, UK |
| KRH51 | Croughton, UK |
| KRH54 | Moscow |
| KRH70 | |
| KRM32 | |
| KRZ66 | |
| KTR67 | Beograd |
| KTR68 | Budapest |
| KTR69 | Praha |
| KTR70 | Bucuresti |
| KUO29 | |
| KWK50 | Tehran, Iran |
| KWK94 | |
| KWK95 | Cairo, Egypt |
| KWK97 | Warsaw, Poland |
| KWL90 | Clark AFB, Philippines |
| KWM24 | |
| KWN90 | |
| KWR86 | La Paz, Bolivia |
| KWR94 | |
| KWS78 | Athens, Greece |
| KWT91 | |
| KWT91C | |
| KWT94 | |
| KWY29 | |
| 9GV | Accra, Ghana |
[Based on Numbers & Oddities #182 and an HF Underground wiki page]