K
-.-

Letters · ITU International Morse Code

Letter K in Morse Code

Morse code for K is -.- — 3 signals (1 dot, 2 dashes). NATO: Kilo.

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

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

Practice: What is Letter K in Morse Code?

Select the correct Morse code for K:

K= ?

How to Tap Letter K in Morse Code

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

— DashLong press
· DotShort press
— DashLong 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 K in Morse Code

💡

K is a special prosign for 'go ahead': − · −

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

Frequently Asked Questions — Letter K in Morse Code

The Morse code for Letter K is -.- — 1 dot and 2 dashes. Transmitted as: long press, then short tap, then long press.

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

To tap Letter K: long press, then short tap, then long press. 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 K (NATO: Kilo). This is part of the ITU standard alphabet.

Most learners memorize Letter K (-.-) within minutes. Practice tip: K is a special prosign for 'go ahead': − · −.

Related Morse Code Characters

Characters with similar Morse patterns:

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