How does CW Morse Code carry information on a radio wave?

By switching the wave on and off.

Start playing free

  1. By making the wave louder than music
  2. By changing the color of the wave
  3. By switching the wave on and off ✔

Why: Continuous wave Morse Code sends information by keying the carrier on and off in patterns that spell letters.

Huh, didn't know that: Continuous wave Morse Code sends information by keying the carrier on and off in patterns that spell letters.

The dad joke
CW keeps it short and sweet: dot dot dot.
Like this card?
Play the game

References

Answer: By switching the wave on and off. Continuous wave Morse Code sends information by keying the carrier on and off in patterns that spell letters.

  1. Scouting America: Radio www.scouting.org/merit-badges/radio
    continuous wave (CW) Morse Code transmission
    Checked 2026-11-07.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.