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When an aircraft station fails to establish contact with the aer

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The controller may direct the pilot of the aircraft in distress

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Urgency messages have _______ over all transmissions except dist

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The category symbol for flight forecast is _______.

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The word “Panpan”, spoken at the start of a transmission indenti

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The word “Mayday” spoken at the start of a transmission identifi

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The ELT, an electronic, battery-operated transmitter, sends fort

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At night the aircraft in radio failure can acknowledge tower tra

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The priority indicator for FPL is_____.

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The _______ situation is a condition of being concerned about sa

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