Technician exam question T4B07
Subelement T4, AMATEUR RADIO PRACTICES· Group T4B
T4B07
What is a DMR “code plug”?
- A.An adapter cable used to connect a DMR radio to a computer for internet access
- B.Configuration data loaded onto your radio to access repeaters and talkgroups (correct answer)
- C.An upgrade to DMR programming software provided by the radio manufacturer to accommodate new radio models
- D.A Coder-Decoder (CODEC) that converts analog voice data to DMR digital data and vice versa
WhyA DMR code plug is configuration data loaded onto your radio to access repeaters and talkgroups. A DMR code plug is the configuration file loaded into a radio, its channel list, repeater and talkgroup assignments, color codes, and related settings, that lets it access specific repeaters and talkgroups, answer B. It isn't a cable (A), a software upgrade (C), or a CODEC (D); a code plug is data, not hardware or an audio-conversion process.
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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