S in Morse code

The Morse code for S is ...

Tap S yourself

Tap S on the key. Each letter turns green when its code is right and red when it is not. Pause for a moment after every letter; the pause between words is not checked.

    1. S...

0 of 1 letters right

How to remember S

  • S is 3 marks long: 3 dots and 0 dashes.
  • Swap every dot for a dash and every dash for a dot and you get O (---).
  • It is in the learning group EISH, one of the groups learners memorize together: EISH, TMOKH, AUV, NDB, WFY, GLQ and CJZ.
  • Letters that look like it: D, R, U. Each differs from S in one mark.

See all letters and numbers in the Morse code alphabet.