Simplex — What It Means in Ham Radio

Simplex — Radio to radio, no repeater.

Direct communication on a single frequency. Much shorter range than going through a repeater, and the honest measure of what your radio can really do.

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Related words

  • ARRL — The national association for amateur radio in the US.
  • Contest — A competitive operating event.
  • Hunter — Someone chasing park activators.
  • SOTA — Summits on the Air.
  • Repeater — A relay station, usually up high.
  • RST — The signal report system.
  • In and out — Checking into a net without staying.
  • Net — A scheduled on-air gathering.