Difference between revisions of "HF Modes Currently Active"
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| − | These modes have been reported in various places over the last year or two. Keep in mind that although this mode can be decoded, there are several | + | These modes have been reported in various places over the last year or two. Keep in mind that although this mode can be decoded, there are several that are encrypted, and therefore unreadable. One can use analysis tools such as ACF analysis to determine this, but we may never know what such signals are actually saying. |
| − | that are encrypted, and therefore unreadable. One can use analysis tools such as ACF analysis to determine this, but we may never know | + | |
| − | what such signals are actually saying. | + | |
| + | It should be noted that MARS, SHARES and numbers stations have sometimes used digital modes used in the Amateur Radio Service such as Olivia, MFSK16 or MT63. These modes are shown in '''bold''', and will redirect to the [[Digital Amateur Radio]] article on this wiki to link to articles that describe the protocols in more detail. | ||
| + | |||
Revision as of 20:57, 9 August 2015
These modes have been reported in various places over the last year or two. Keep in mind that although this mode can be decoded, there are several that are encrypted, and therefore unreadable. One can use analysis tools such as ACF analysis to determine this, but we may never know what such signals are actually saying.
It should be noted that MARS, SHARES and numbers stations have sometimes used digital modes used in the Amateur Radio Service such as Olivia, MFSK16 or MT63. These modes are shown in bold, and will redirect to the Digital Amateur Radio article on this wiki to link to articles that describe the protocols in more detail.
| Mode Name | Synonym | Notes |
|---|---|---|
| ALE | ALE 2G | |
| MIL-STD-188-141A | ||
| ANNEX 10 | ICAO SELCALL | |
| ARQ-E | ARQ-1000D | |
| ARQ-E3 | ||
| BAUDOT | ITA-2 | |
| RTTY | ||
| CCIR493-4 | ||
| CIS Modes | ||
| CLOVER | Q-CLOVER | |
| QUAD-CLOVER | ||
| 8 TONE CLOVER | ||
| CODAN | ||
| DGPS | ||
| DPRK ARQ | ||
| FAX | ||
| FSK100 | POL-FSK | |
| GMDSS/DSC | ||
| HFDL | HF ACARS | |
| LINK11 | ALLIGATOR | |
| TADIL-A | ||
| MIL STD 188 110A | ANDVT | |
| NATO 75/100 | BEAVER? | |
| LINK4? | ||
| CRATT | ||
| RATT | ||
| PACKET | ||
| PACTOR | Several variants | |
| QPSK1500 | Mode used by Japanese Slot Machine | |
| RDFT | Mode used by HM-01 | |
| SITOR-A | AMTOR MODE A | |
| ARQ | ||
| SITOR-ARQ | ||
| TOR | ||
| SITOR-B | AMTOR MODE B | |
| FEC | ||
| NAVTEX | A broadcast mode built on SITOR-B - see article | |
| SITOR-FEC | ||
| STANAG | Several variants - 4285 and 4481 are common | |
| VOICE FREQUENCY TELEGRAPHY (VFT) |
- Return to DXing Digital Utilities
- Return to A Few Words on Receivers
- Return to Making the Connection to the PC
- Return to Decoders
- Return to HF Modes List
- Return to HF Modes Currently Inactive
- Go to Testing Your New Setup
- Go to the HF Appendix