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Quiz ATPL - Test di esame Airline Transport Pilot license
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IFR Communications
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The frequency 121.500 MHz is designated as:
The frequency 121.500 MHz is designated as:
Domanda 18, IFR Communications - ATPL - Airline Transport Pilot license
A frequency for air-to-air communication
An international emergency frequency
An airline operation frequency
A regional UHF frequency
IFR Communications
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