ROC-A Radio Operator Certificate (Aeronautical) · Question
What is the universally recognized emergency frequency for aircraft?
121.5 MHz is the international aeronautical emergency frequency monitored by ATC, military aircraft, and satellites for distress calls.
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Question: What is the universally recognized emergency frequency for aircraft?
Answer options: ✅ 121.5 MHz
- 123.45 MHz
- 126.7 MHz
- 118.0 MHz
Correct answer: 121.5 MHz
Explanation: 121.5 MHz is the international aeronautical emergency frequency monitored by ATC, military aircraft, and satellites for distress calls.
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Question explanations
- Who is responsible for ensuring that a radio operator is qualified to operate an aircraft radio station?
- When ATC issues a clearance, what is the pilot's responsibility regarding that clearance?
- While on an IFR flightplan, ATC instructs you to 'Squawk 4321'. What is your correct read-back?
- In uncontrolled airspace, what frequency is typically used for universal communication with a UNICOM station t
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