D
-..

Letters · ITU International Morse Code

Letter D in Morse Code

Morse code for D is -.. — 3 signals (2 dots, 1 dash). NATO: Delta.

The letter D is an important character in Morse code. In international Morse code it is -..: long press, then short tap, then short tap.

Whether you're learning for ham radio, aviation, survival, or personal interest — this page covers audio playback, visual display, timing guide, memory tip, and an interactive practice quiz.

Letter D in Morse Code
-..
long press, then short tap, then short tap
Ready — click Play

Practice: What is Letter D in Morse Code?

Select the correct Morse code for D:

D= ?

How to Tap Letter D in Morse Code

To transmit Letter D (-..), use this sequence:

— DashLong press
· DotShort press
· DotShort press

ITU Timing Rules

  • Dot (·) = 1 unit
  • Dash (−) = 3 units (3× longer)
  • Signal gap = 1 unit
  • Letter gap = 3 units
  • Word gap = 7 units

Timing Reference Table

SpeedDotDashLetter gapWord gap
5 wpm240ms720ms720ms1680ms
10 wpm120ms360ms360ms840ms
20 wpm60ms180ms180ms420ms

How to Remember Letter D in Morse Code

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A DOG wags tail (dash) then barks twice: − · ·

-..
NATO Phonetic: When using voice radio, Letter D is spoken as Delta. On Morse code radio it is sent as -...

Frequently Asked Questions — Letter D in Morse Code

The Morse code for Letter D is -.. — 2 dots and 1 dash. Transmitted as: long press, then short tap, then short tap.

To write Letter D in Morse code use -... A dot is a short signal and a dash is 3 times longer.

To tap Letter D: long press, then short tap, then short tap. Follow ITU timing: dot=1 unit, dash=3 units, gap between signals=1 unit, gap between letters=3 units.

In international Morse code, -.. stands for the letter D (NATO: Delta). This is part of the ITU standard alphabet.

Most learners memorize Letter D (-..) within minutes. Practice tip: A DOG wags tail (dash) then barks twice: − · ·.

Related Morse Code Characters

Characters with similar Morse patterns:

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