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QBH
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Are you flying below cloud?
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I am flying below cloud and at flight level/altitude …
Maintain a vertical distance of ... (figures and units) below cloud.
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Aeronautical Code signals
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QBN
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Are you flying between two layers of cloud?
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I am flying between two layers of cloud and at flight level/altitude ...
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Aeronautical Code signals
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QDV
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Are you flying in a flight visibility of less than ... (figures and units)?
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I am flying in a flight visibility of less than ... (figures and units) at flight level/altitude ...
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Aeronautical Code signals
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QBP
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Are you flying in and out of cloud?
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I am flying in and out of cloud and at flight level/altitude ...
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Aeronautical Code signals
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QBF
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Are you flying in cloud?
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I am flying in cloud at ... flight level/altitude ... [and I am ascending (descending) to flight level/altitude ...].
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Aeronautical Code signals
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QDT
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Are you flying in visual meteorological condition?
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I am flying in visual meteorological condition.
You are cleared subject to maintaining own separation and visual meteorological conditions.
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Aeronautical Code signals
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QBK
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Are you flying with no cloud in your vicinity?
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I am flying with no cloud in my vicinity and at flight level/altitude ...
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Aeronautical Code signals
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QTP
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Are you going to enter dock (or port)?
Are you going to alight (or land)?
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I am going to enter dock (or port).
I am going to alight (or land).
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All services
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QAL
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Are you going to land at ... (place)?
Has aircraft ... landed at ... (place)?
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I am going to land at ... (place).
(You may) land at ... (place).
Aircraft ... landed at ... (place).
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Aeronautical Code signals
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QUW*
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Are you in the search area designated as ... (designator or latitude and longitude)?
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I am in the ... (designation) search area.
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All services
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