Extra exam question E2A09
Subelement E2, OPERATING PROCEDURES· Group E2A
E2A09
What do the terms “L band” and “S band” specify?
- A.The 23- and 13-centimeter bands (correct answer)
- B.The 2-meter and 70-centimeter bands
- C.FM and digital store-and-forward systems
- D.Which sideband to use
Why"L band" and "S band" specify the 23-centimeter and 13-centimeter amateur bands. "L band" and "S band" are standard designations for the 23-centimeter and 13-centimeter amateur bands respectively, frequency ranges commonly used for satellite uplinks and downlinks, answer A. They don't refer to 2 meters or 70 centimeters, to store-and-forward versus FM operation, or to a choice of sideband, those are different classifications entirely.
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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