What does Morse code use to stand for letters and numbers?

Short and long signals called dits and dahs.

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  1. Short and long signals called dits and dahs ✔
  2. Spoken words in a fixed order
  3. Colored flags only

Why: Morse encodes text as sequences of two signal lengths, dots and dashes, also called dits and dahs.

Huh, didn't know that: Morse encodes text as sequences of two signal lengths, dots and dashes, also called dits and dahs.

The dad joke
Morse code has a lot of dots, so it really connects the dots.
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References

Answer: Short and long signals called dits and dahs. Morse encodes text as sequences of two signal lengths, dots and dashes, also called dits and dahs.

  1. Morse code en.wikipedia.org/wiki/Morse_code
    encodes text characters as standardized sequences of two different signal durations, called dots and dashes
    Checked 2026-11-07.

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