Morse Code Converter
Convert English text to Morse code or decode Morse back to text. Play the audio to hear the real beeps!
⚡ Quick Examples
📖 Morse Code Reference Chart
What Is Morse Code?
Morse code is a method of encoding text using sequences of short signals (dots, ·) and long signals (dashes, —). Originally designed for telegraph communication in the 1830s, it became the global standard for maritime distress signals and long-distance radio communication for over a century. Today, Morse code is studied by amateur radio operators, used in accessibility devices, and enjoyed as a fascinating historical communication system.
Each letter, digit, and punctuation mark has a unique Morse sequence. The letter E (the most common in English) is just a single dot — the shortest possible signal. Q is "– – · –" — one of the longest. This clever design minimized transmission time for common letters.
The History of Morse Code
Samuel Morse & Alfred Vail (1836–1844)
Samuel F.B. Morse, an American artist and inventor, developed the electrical telegraph and its accompanying code system with his partner Alfred Vail. On May 24, 1844, Morse sent the first official message — "What hath God wrought" — from Washington D.C. to Baltimore, inaugurating a new era of instant long-distance communication.
International Morse Code (1865)
The original American Morse code was simplified and standardized into International Morse Code at the International Telegraphy Conference in Paris (1865). This version, with cleaner dot-dash patterns for all 26 letters, is what we use today and what our converter is built on.
How to Read and Write Morse Code
Morse code uses two symbols: dot (·) and dash (—), combined into sequences of 1 to 5 signals per character. Spacing is critical:
- Between dots/dashes in one letter: 1 unit of silence
- Between letters in a word: 3 units of silence
- Between words: 7 units of silence
In written form (like our converter output), letters are separated by spaces and words are separated by a forward slash (/). So "SOS" = ... / --- / ... with spaces between letter groups.
Famous Morse Code Messages
... --- ....-- .... .- - / .... .- - .... / --. --- -.. / .-- .-. --- ..- --. .... --.-. --.- -.....- / ..-. --- .-. / ...- .. -.-. - --- .-. -.--Morse Code in Modern Use
While telegraph lines are long gone, Morse code lives on in several modern contexts. Amateur radio (ham radio) operators still use Morse code — it's useful when voice is unclear and requires minimal bandwidth. Many countries require Morse proficiency for certain radio licenses.Military and aviation use Morse for navigation beacons (VOR stations broadcast their identifier in Morse). Accessibility technology uses Morse input — people with physical disabilities can type using two switches for dot and dash. Even the iPhone lets you type using Morse code via AssistiveTouch.
Frequently Asked Questions
❓ Does SOS stand for "Save Our Souls" or "Save Our Ship"?
Neither! SOS was chosen as an international distress signal in 1908 purely because its Morse pattern (... --- ...) is distinctive and easy to remember — three dots, three dashes, three dots. The acronym expansions are folk etymologies that came later.
❓ How fast can someone transmit Morse code?
Speed is measured in WPM (words per minute). Beginners manage 5-10 WPM. Proficient operators reach 20-30 WPM. The world record for receiving Morse is around 75 WPM. The standard PARIS word (with its letter pattern) is used as the basis for WPM measurement.
❓ Can I use the audio player for all text?
Yes — our audio player works for any English text you enter in encode mode. It plays the Morse sequence at a comfortable 70ms per dot unit, with correct inter-letter and inter-word spacing.
❓ What characters does your converter support?
Letters A–Z, digits 0–9, and common punctuation: period, comma, question mark, exclamation point, slash, at-sign, and hyphen. Unsupported characters are silently skipped in encoding mode.