Reference Prosign SK
# SK — Morse Prosign Meaning SK ··· −·− End of contact / Signing off Listen to SK Meaning
End of contact / Signing off Usage
Sent at the very end of a QSO to indicate the contact is completely finished Notes
Also written as VA. Means "end of work" — the station is going off the air. Morse Pattern
··· −·− Sent as a single prosign (no inter-character gap) ← AR All Prosigns BT →
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Canonical: https://morsely.org/learn/prosign/sk