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Technician exam question T8B10

Subelement T8, SIGNALS AND EMISSIONS· Group T8B

T8B10

What does the term LEO mean in reference to communication satellites?

  • A.Low Energy Orbit, which conserves battery power
  • B.Low Elevation Orbit, which appears close to the horizon from the earth station
  • C.Low Equilibrium Orbit, which has a slightly unstable period
  • D.Low Earth Orbit, which has a period of around 100 minutes (correct answer)

WhyLEO means Low Earth Orbit, which has a period of around 100 minutes. LEO stands for Low Earth Orbit, a relatively close orbit that gives many amateur satellites an orbital period of around 90 to 100 minutes, answer D. A, B, and C all invent expansions and explanations for the acronym that don't match its actual meaning or the reason it's called out here.

Published 2026-08-28 · Last updated 2026-08-28 · Question text is verbatim from the 2026-2030 NCVEC Element 2 pool (public domain); the explanation above is original writing, see our methodology.

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