Difference between revisions of "HF Modes Currently Inactive"
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Revision as of 23:14, 9 November 2018
Many of these modes haven't been used in years. Unfortunately when you buy a decoder like Hoka or Wavecom, you are paying not only for the modes that are active, but for the mostly out-of-date mode decoding as well. Rarely, some of these modes will come to life from time to time, probably to test a circuit, or to supplant a faulty satellite link.
Some of the waterfalls come from the DX Asia site (see the HF Appendix) and are used here for research and historical purposes.
This list can be used to eliminate possible modes used by a mystery signal, enabling one to move onto more productive possibilities.
Mode Name | Synonym | Notes | Waterfall Page |
---|---|---|---|
ARQ-E | ARQ-1000D | ||
ARQ-E3 | ARQ E3 Waterfall | ||
ARQ-M2 | ARQ-28 | Also see ARQ-M2-342 | HF Asia Waterfall |
TDM | |||
TDM-2 | |||
TDM-242 | |||
TDM-342 | |||
ARQ-M4 | ARQ-56 | Also see ARQ-M4-342 | |
TDM-4 | |||
TDM-242 | |||
TDM-342 | |||
ARQ-N | |||
ARQ6-70 | |||
ARQ6-90 | |||
ARQ6-98 | |||
ARS-GUARD | SAUD-NAT | ||
AUTOSPEC | AUTOSPEC MK 1 | ||
AUTOSPECBAUER | |||
BAUER | |||
Australian Forces Continuous MIL-STD-188-110A Serial Tone | Aus MILSTD188110A Serial Waterfall | ||
Chinese Forces MIL-STD-188-110B 39 Tone Modem Variant | Chinese 39 Tone Waterfall | ||
CLOVER | Q-CLOVER | ||
QUAD-CLOVER | |||
CLOVER-2000 | X-CLOVER | ||
8 TONE CLOVER | |||
CLOVER-2500 | Clover 2500 Waterfall | ||
G-TOR | Rare use by Braz Navy | ||
Codan 9001/3021 16 Tone Modems | CODAN 16 TONE MODEM | CODAN 16 Tone Waterfall | |
Australian Selcall | |||
COQUELET | COQ-8 | HF Asia Waterfall | |
COQ-12 | |||
COQUELET 8 V 2 | |||
DUP-ARQ | 125-ARTRAC | HF Asia Waterfall | |
ARTRAC | |||
DUP-ARQ-2 | ARTRAC-II | ||
DUP-FEC-2 | |||
FEC-A | FEC-100 | HF Asia Waterfall | |
French Navy 50bd/850 Secure FSK | Moved to STANAG modes | French Navy 50Bd Waterfall | |
Globe Wireless HF Modes | Org used several proprietary modes | ||
HC-ARQ | |||
HFD+VL OFDM MODEM | HFD+VL Waterfall | ||
HNG-FEC | |||
ICAO ANNEX 10 SELCALL | ICAO SELCALL | ||
IRA-ARQ | BULG-ASCII | ||
Iranian Navy QPSK | via I5-56578 Digital Blog | Iranian QPSK Waterfall | |
Israeli Navy Hybrid FSK & 2400bd PSK Modem | Israeli Navy Waterfall | ||
Italian Coast Guard 100bd FSK Selcall | Italian CG Waterfall | ||
Japanese Navy 18 Tone Modem | Jap Navy 18Tone Waterfall | ||
Japanese Navy PSK Modem | Jap Navy PSK Waterfall | ||
MIL-STD-188-110B Parallel 16 Tone Modem | 16 TONE MODEM | 16 Tone Waterfall | |
MIL-STD-188-110B Parallel 39 Tone Modem | 39 TONE MODEM | 39 Tone Waterfall | |
MIL-STD-188-110B Serial Tone Modem | MIL-STD-188-110A | MIL 188110B Waterfall | |
MIL-STD-188-110A/B | |||
PACTOR-I FEC | via I5-56578 Antonio Digital blog | PACTOR1 FEC Waterfall | |
PACTOR-II FEC | via I5-56578 Antonio Digital blog | ||
PICCOLO | HF Asia Waterfall | ||
POL-ARQ | |||
RAC-ARQ | MEROD | Not really a synonym - see article | |
RACAL-ARQ | |||
Racal MSM1250 SkyFax | MSM1250 Waterfall | ||
Racal PANTHER-H FHSS ALE | PantherH Waterfall | ||
RFSM8000 | via I5-56578 Antonio Digital blog | ||
ROU-FEC | RUM-FEC | HF Asia Waterfall | |
SI-ARQ | ARQ-S | ||
ARQ-1000S | |||
SI-FEC | FEC-S | ||
FEC 1000 SIMPLEX | |||
FEC-1000S | |||
SkyOFDM | via I5-56578 Antonio Digital blog | ||
SPREAD | AUTOSPEC MK II | ||
SPREAD-11 | |||
SPREAD-21 | |||
SPREAD-51 | |||
SWED-ARQ | ARQ-SWE | ||
TT2300B | TPLEX | HF Asia Waterfall | |
TRA-2300 | |||
TT2300-ARQ | |||
Tadiran HF2000 125bd FSK Modem | Tadiran HF2000 Data Waterfall | ||
Thales TRC1752 | via I5-56578 Antonio Digital blog | ||
TWINPLEX | TWINPLEX-SITOR | HF Asia Waterfall | |
F7B4 | |||
F7BNN |
Bit and ACF Analysis
Notes
- ACFs, Audio used for plotting and some waterfalls courtesy of Mike Chace-Ortiz, used with permission.
- Return to DXing Digital Utilities
- Return to HF Modes List
- Go to HF Modes Currently Active
- Go to CIS Modes
- Go to Voice Scrambling Systems