7 in Morse code
The number 7 is dash dash dot dot dot in International Morse code, said “dah-dah-di-di-dit”. Like every digit it has five elements: 2 dashes followed by 3 dots. It lasts 13 units, which is 780 ms at 20 WPM.
Hear 7 at your speed
At 15 WPM, 7 takes 1040 ms to send. Flash or vibrate it in the translator
Where 7 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.
7 on a timing ruler
Characters that sound like 7
These are the characters most often copied by mistake for 7, and why.
- 3Same signals in reverse order
- 2Dots and dashes swapped
- &One element different
- 6One element different
- 8One element different
- ZOne element shorter
Can you hear the difference?
Listen, then pick the one you heard.
7 on the air
- 73, “best regards”, is the most common sign-off on the air.
7 at a glance
- Morse code
- --...
- Sounds like
- dah-dah-di-di-dit
- Length
- 13 units
- At 20 WPM
- 780 ms
- Cut number
- None in common use
- Koch order
- 35 of 41, then C
Sources: codes from ITU-R M.1677-1, the International Morse code standard. Cut numbers and on-air usage follow common amateur radio practice.