Extra exam question E1B03
Subelement E1, COMMISSION RULES· Group E1B · 47 CFR §97.13
Within what distance must an amateur station protect an FCC monitoring facility from harmful interference?
- A.1 mile (correct answer)
- B.3 miles
- C.10 miles
- D.30 miles
WhyAn amateur station must avoid causing harmful interference to an FCC monitoring facility within 1 mile of that facility. §97.13 requires an amateur station to avoid causing harmful interference to an FCC monitoring facility within 1 mile of that facility, a protection zone meant to keep amateur transmissions from swamping the sensitive receivers the FCC uses to monitor the spectrum, answer A. The wider distances of 3, 10, and 30 miles aren't the figure this rule specifies.
Published 2026-08-28 · Last updated 2026-08-28 · Question text is verbatim from the 2024-2028 NCVEC Element 4 pool (public domain); the explanation above is original writing, see our methodology.
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