SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/ham-psk-meaning

What does the abbreviation PSK mean?

PSK means Phase Shift Keying.

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  1. Pulse Shift Keying
  2. Phase Shift Keying ✔
  3. Packet Sampled Keying

Why: Phase Shift Keying represents data by changing a carrier's phase. The initials PSK come directly from that name.

Huh, didn't know that: Different PSK modes can use different numbers of phase states.

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The signal changed phase because it needed a new angle.
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References

Answer: Phase Shift Keying. Phase Shift Keying represents data by changing a carrier's phase. The initials PSK come directly from that name.

  1. NCVEC 2026-2030 Technician Question Pool www.ncvec.org/downloads/2026-2030%20Technician%20Pool%20and%20Syllabus%20Public%20Release%20Feb%2019%202026.pdf
    B. Phase Shift Keying
    Checked 2026-10-09.

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