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T1D03: When is it permissible to transmit messages encoded to obscure their meaning?

T1D03T1DFCC 97.211(b), 97.215(b), 97.113(a)(4)

When is it permissible to transmit messages encoded to obscure their meaning?

Answer choices for T1D03
Why this wins

The key fact is Only when transmitting control commands to space stations or model craft. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.

Direct answer summary (2026-2030 NCVEC pool)

The official correct answer for T1D03 is Only when transmitting control commands to space stations or model craft.

The key fact is Only when transmitting control commands to space stations or model craft. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.

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More questions in T1D

T1D01With which countries are FCC-licensed amateur radio stations prohibited from exchanging communications?T1D02Under which of the following circumstances are one-way transmissions by an amateur station prohibited?T1D04Under what conditions is an amateur station authorized to transmit music using a phone emission?T1D05When may amateur radio operators use their stations to notify other amateurs of the availability of equipment for sale or trade?T1D06What, if any, are the restrictions concerning transmission of language that may be considered indecent or obscene?T1D07Which of the following is an example of an auxiliary station?