Morse Code Converter with Audio
Translate text to Morse Code and listen to the signals. Learn the international Morse alphabet used in telecommunications for over 170 years.
Morse Code Convert
Mode:
📡 Morse Code:
Communication system that uses sequences of short (dots) and long (dashes) signals to represent letters and numbers.
📖 How to use:
• Dot (.) = short signal
• Dash (-) = long signal (3x the dot)
• Space = separates letters
• / = separates words
💡 Examples:
• SOS: ... --- ...
• HELLO: .... . .-.. .-.. ---
🔊 Audio player: Click the play button to hear the Morse code!
What is Morse Code?
Morse Code is a telecommunication system that encodes characters as sequences of two signals of varying duration: dots (·) and dashes (−). It was developed in the 1830s by Samuel Morse and Alfred Vail.
Basic Morse Alphabet
Numbers in Morse Code
Special Signals
- SOS: · · · − − − · · · (Universal distress signal)
- End of transmission: · − · − · (AR)
- Wait: · − · · · (AS)
- Error: · · · · · · · · (8 dots)
- Invitation to transmit: − · − (K)
Timing and Duration
Morse Code follows specific timing rules:
- A dash lasts 3 times a dot
- Space between signals of a letter: 1 dot
- Space between letters: 3 dots
- Space between words: 7 dots
History and Use
📜 1836-1844: Invention
Samuel Morse and Alfred Vail develop the system for telegraph.
🚢 1912: Titanic
SOS in Morse used for the first time on a large scale during the sinking.
⚔️ World Wars
Essential for military and resistance communications.
📡 Today
Still used by radio amateurs, aviation, and emergency situations.
Modern Applications
- Amateur Radio: DX (long distance) communication
- Aviation: Navigation beacons (VOR/NDB)
- Maritime: Light signals between ships
- Emergencies: Universal SOS when voiceless
- Accessibility: Communication for people with disabilities
- Military: Covert communication resistant to interference
Fun Facts
- 🎵 Beethoven: Symphony No. 5 begins with "V" (Victory) rhythm in Morse: · · · −
- 🆘 SOS: Chosen because it's easy to recognize, doesn't mean "Save Our Souls"
- 👨🚀 NASA: Curiosity Rover left "JPL" in Morse with its wheels on Mars
- 📱 iPhone: Camera flash can blink in Morse for accessibility alerts
Learning Morse Code
Memorization tips:
- • Learn the most used letters first: E T A O I N S H R
- • Use mnemonics: E (·) = "eh?", T (−) = "taaah"
- • Practice with Morse apps and games
- • Listen to audio at low speed and increase gradually
- • Practice 10-15 minutes daily
🔊 Use headphones: For the best experience when listening to the Morse signals generated by the tool. The default tone is 600 Hz.