Numbers station
A shortwave station that reads out groups of numbers or letters, by voice, Morse or a data mode, often on a fixed schedule.
ModeNumbers station
FamilyStation type
Audio exampleComing
What does it sound like?
Plate 41Station type
A synthetic or recorded voice reading numbers, sometimes with a tune or tone beforehand; or Morse or data.
Field marksGroups of digits, often five at a timeFixed schedulesVoice, Morse or data
Who uses it?
Operators are officially unacknowledged; hobbyists track their schedules and formats.
Where and when can I hear it?
Shortwave, on regular schedules that hobbyist groups document.
Easily confused with
- Time signal station: time stations tick every second