SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/ham-dstar-callsign

What must be programmed into a D-STAR digital transceiver before transmitting?

Your call sign.

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  1. Your output power
  2. Your call sign ✔
  3. The codec type being used

Why: A D-STAR radio sends your call sign digitally as part of each transmission. It needs your call sign programmed in before you go on the air.

Huh, didn't know that: D-STAR was developed by the Japan Amateur Radio League.

The dad joke
My D-STAR radio wouldn't transmit until it knew my name. Very polite radio.
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References

Answer: Your call sign. A D-STAR radio sends your call sign digitally as part of each transmission. It needs your call sign programmed in before you go on the air.

  1. HamStudy 2026 Technician pool, T4B11 hamstudy.org/browse/E2_2026/T4B
    Your call sign
    Checked 2026-10-09.

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