A searchable field reference for the short signals used in real CW contacts. Filter radio abbreviations, Q-codes, numeric expressions, and procedural signs, then play any entry.
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Interactive signalText → Morse
Morse code
Spoken form
dah-di-dah-ditdah-dah-di-dah
On-air efficiency
Shorter messages leave more room for clarity
Operators use compact forms such as CQ, QSL, QTH, 73, AR, and SK to reduce transmission time. Prosigns are procedural signals and are normally sent as one joined character without an ordinary letter gap.