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SESK: Stuff Everyone Should Know · sesk.info/drone-observer-effective-communication

When a visual observer is used, how long must the crew maintain effective communication?

They must communicate effectively at all times.

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  1. Only during takeoff
  2. Once every five minutes
  3. At all times ✔

Why: The remote PIC, control manipulator, and visual observer must maintain effective communication throughout the operation. The rule does not require a specific device, only communication that works.

Huh, didn't know that: The remote PIC must also ensure that the observer can see the aircraft as the VLOS rule requires.

The dad joke
Why did the observer keep talking? The flight was a real conversation piece.
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References

Answer: At all times. The remote PIC, control manipulator, and visual observer must maintain effective communication throughout the operation. The rule does not require a specific device, only communication that works.

  1. 14 CFR Part 107 www.ecfr.gov/current/title-14/chapter-I/subchapter-F/part-107
    must maintain effective communication with each other at all times
    Checked 2026-10-09.

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