ROC-A Radio Operator Certificate (Aeronautical) · Question
What is the most common cause of radio interference?
Improperly tuned receivers or transmitters, or equipment operating on incorrect frequencies, are frequent causes of radio interference.
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Question: What is the most common cause of radio interference?
Answer options: ✅ Improperly tuned receivers or transmitters
- Solar flares
- Overcast weather conditions
- Geomagnetic storms
Correct answer: Improperly tuned receivers or transmitters
Explanation: Improperly tuned receivers or transmitters, or equipment operating on incorrect frequencies, are frequent causes of radio interference.
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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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