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S, O, H

Decode S ···, O −−−, and H ···· by counting even elements.

Learn these signals
This lesson’s signals are S, O, H. Hear each one, then type the character it stands for.

Click to hear

Decode the Morse
Decode S, O, H from Morse. Look at the · − pattern (and listen), then type the character it stands for.

Morse signal

···

What character is this? Type it on your keyboard.

Tip: click Hear signal to play this Morse once.

Remember
  • SOS is ··· −−− ··· — three short, three long, three short.
  • Count the beeps: S has three dits, O three dahs, H four dits.
  • Keep the rhythm even; don’t rush the last dit of H.