Once In A Blue Moon in Morse Code

"once in a blue moon" in Morse code is written as: --- -. -.-. . .. -. .- -... .-.. ..- . -- --- --- -.. Each letter is separated by a space, and each letter maps to a unique combination of dots and dashes.

To send "once in a blue moon" in Morse code, transmit each letter's pattern with a short pause between letters. A dot is a short signal, and a dash is three times longer.

Yes! Use the audio player above to listen to "once in a blue moon" in Morse code. You can also use our Tools page to generate CW audio at custom speeds and pitch.

Any word can be transmitted in Morse code for signaling, including "once in a blue moon" (--- -. -.-. . .. -. .- -... .-.. ..- . -- --- --- -.). For real emergencies, however, the universal distress signal is SOS (···---···), which is recognized worldwide regardless of language.