Ka3jjz

• ARQ-E: Obsolete

• ARQ-E3: Obsolete

• ARQ-FAE / ALE400
  • ALE400 on HFLink.com

• Baudot RTTY (ITA2)
  • ARRL Digital Transmissions
  • Deutsche Wetterdienst (German weather service) Use Google translate

• Contestia

• Coquelet: Obsolete

• DGPS (Note: No longer active in the US)

• DominoF
• DominoEX

• FAX (aka RadioFax, WeatherFax, WeFax)
  • NOAA RadioFax schedules (PDF)
  • Fukushima Fisheries Radiofax Schedule

• GMDSS / DSC

• Hellschreiber
  • Hell Frequencies

• HFDL
  • Worldwide HFDL HF Aeronatuical Stations

• HF Packet
  • Packet Radio on HF

• JT65 (A, B, C)
  • HFLink JT65A page

• Lentus

• MFSK 8/16/32/64
  • ARRL Digital Transmissions
  • Shortwave Radiogram (Note: Other modes are often included in these broadcasts. See the website for information)

• MIL-STD-188-110A (rarely reported) Note that this mode has been used during Armed Forces Day in the US over the last couple of years

• MIL-STD-188-141A/B (aka ALE or ALE2G)
  • HFLink
  • ALE Networks

• MT63

• Olivia
  • HFLink Olivia page

• PAX / PAX2

• PACTOR-1 Note: rarely reported

• PSK 31 (various speeds, BPSK or QPSK)
  • ARRL Digital Transmissions

• RTTYM

• SITOR-A (aka Amtor Mode A or AMTOR-ARQ)

• SITOR-B (includes NAVTEX; aka AMTOR Mode B)
  • HF Worldwide RadioTelex Broadcasts
  • NAVTEX Broadcasts
  • Marine Weather Broadcasts from the US Coast Guard

• SSTV
  • Amateur Radio Wiki - SSTV Frequencies Everything You Need to Know

• STANAG 4285 (listed just as '4285')
  • Can be found in the 'Files' section, 'Ute Info' folder of the UDXF reflector on groups.io. Both text and spreadsheet formats are available
  • Some Notes on STANAG4285 - A DXers View (PDF)

• Thor

• Throb / ThrobX

• Voice