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At a non-towered airport, the CTAF frequency is used by pilots for traffic advisories. When making a radio call to announce small UA operations, a remote pilot should

Part 107 exam practice question · Operations

At a non-towered airport, the CTAF frequency is used by pilots for traffic advisories. When making a radio call to announce small UA operations, a remote pilot should

  • use standard aviation phraseology and identify the type of operation, location, and altitude.
  • Bavoid making any calls as remote pilots are not certified to transmit on aviation frequencies.
  • Conly transmit if a manned aircraft is visually sighted, using non-standard terms to distinguish the UA.
  • Dbroadcast continuously on the frequency to ensure all traffic is aware of the operation.

Explanation

Understanding the question

A radio call on the common traffic advisory frequency has one purpose: to let other pilots build a mental picture of where you are and stay clear. That works only if the call is short, standard and contains the information a pilot needs — who you are, what kind of operation, where, and at what altitude. Standard phraseology matters because pilots parse familiar patterns quickly while flying; novel wording forces them to decode rather than absorb. It also matters that the transmission be brief, since the frequency is shared and a long call blocks someone else's position report. Two temptations are worth naming: broadcasting continuously, which jams the frequency for everyone and is worse than silence, and staying off the air entirely on the belief that a remote pilot has no business transmitting. Neither is right. There is no prohibition on a remote pilot using the frequency, and monitoring it while making concise advisory calls is good practice near non-towered fields — though it remains advisory, and yielding to all other aircraft is still required.

Why the correct answer is correct

Standard phraseology stating the type of operation, location and altitude gives other pilots the information they need in a form they can absorb quickly on a shared frequency.

Background

The common traffic advisory frequency is used for self-announcement at non-towered airports. Calls are brief and use standard phraseology. Remote pilots may monitor and transmit, but advisory calls do not relieve the requirement to yield to all other aircraft.

Short, Standard, Specific

Short, Standard, Specific. Who, what, where, how high — then release the frequency.

Exam tip

A CTAF call is advisory only. It does not create priority and does not relieve the obligation to yield to every other aircraft.

Common mistakes

  • Believing remote pilots may not transmit
  • Broadcasting repeatedly and blocking the frequency
  • Treating an announced operation as conferring right of way

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