9 in Morse code

The number 9 is dash dash dash dash dot in International Morse code, said “dah-dah-dah-dah-dit”. Like every digit it has five elements: 4 dashes followed by 1 dot. It lasts 17 units, which is 1020 ms at 20 WPM.

Where 9 fits in the number pattern

All ten digits follow one rule, so learning the pattern teaches you every number. From 1 to 5 the dots grow from the left; from 6 to 0 the dashes do.

9 on a timing ruler

9 as a cut number

In contests and fast exchanges, operators often shorten digits to a letter, called a cut number. 9 is commonly cut to N (-.), which saves 12 units every time. The listener knows a number is expected, so the letter cannot be misread.

Characters that sound like 9

These are the characters most often copied by mistake for 9, and why.

Can you hear the difference?

Listen, then pick the one you heard.

9 on the air

The signal report 599 ends in two 9s, which contest operators cut to N: 5NN.

9 at a glance

Morse code: ----.
Sounds like: dah-dah-dah-dah-dit
Length: 17 units
At 20 WPM: 1020 ms
Cut number: N
Koch order: 27 of 41, then Number 2

Sources: codes from ITU-R M.1677-1, the International Morse code standard. Cut numbers and on-air usage follow common amateur radio practice.

Hear 9 at your speed