SOS Morse Code

SOS Morse Code reference graphic
SOS Morse Code

Quick Answer

Learn SOS in Morse code, how the distress signal is written, and why three dots, three dashes, three dots became famous.

  • Topic: Morse Code
  • Best use: fast reference, learning, and clear communication.
  • Updated: 2025-08-11

SOS in Morse code is three dots, three dashes, and three dots: ... --- ...

Why SOS Is Memorable

The pattern is symmetrical, easy to recognize, and simple to send with sound, light, or radio keying. It is not an abbreviation; it became associated with distress because the pattern is unmistakable.

How to Send SOS

  • Send three short signals.
  • Send three long signals.
  • Send three short signals again.
  • Pause and repeat if necessary.

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