応答なしとは？
応答なし Phrase used to indicate that a called station has not replied within a reasonable time, requiring repeat or escalation of the call as per radio protocols.
Source: IMO SMCP, STCW Convention, SOLAS, COLREG
How is “応答なし” Used in Practice?
VTSよりオスカー船へ、VHFチャンネル12での再三の呼びかけに応答なし。受信の場合は直ちに応答し、位置を確認してください。
Certification Exam Relevance
Who Needs to Know This Term?
- Deck Officers
- Engine Officers
- Masters
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応答なしとは？
Phrase used to indicate that a called station has not replied within a reasonable time, requiring repeat or escalation of the call as per radio protocols.
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