Prosign · CW procedural signal
SN prosign in Morse code
'Understood.' Confirms that you got the message and grasped its content. Also written VE in older books.
Morse pattern
...-.
Sent as one continuous shape — no inter-letter gap between the component letters.
Meaning
SN — Understood (VE)
Notation
Written SN or VE (older form).
When this is used
Stronger acknowledgement than R: R = 'received'; SN = 'received and understood.' Use for instructions, frequencies, schedules.
Examples
| On the air | Plain English |
|---|---|
| QSY 14045 SN | Moving to 14.045, understood. |
| SK ED 1900Z SN | Schedule 1900Z, understood. |
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