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Technician exam question T4A10

Subelement T4, AMATEUR RADIO PRACTICES· Group T4A

T4A10

What function does a digital mode hotspot perform for nearby transceivers?

  • A.Communication with a digital voice or data network (correct answer)
  • B.FT8 digital communications via AFSK using a smartphone connected to the internet
  • C.RTTY encoding and decoding without a computer
  • D.High-speed digital communications for meteor scatter

WhyA digital mode hotspot lets nearby transceivers communicate with a digital voice or data network. A digital mode hotspot is a small, low-power device that bridges a nearby handheld transceiver to an internet-connected digital voice or data network, letting it reach repeaters and talkgroups far beyond its own RF range, answer A. B misdescribes FT8, which doesn't use a hotspot device at all, and C and D name unrelated modes, RTTY and meteor scatter, that hotspots have nothing to do with.

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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