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SESK: Stuff Everyone Should Know · sesk.info/ham-winlink

Which system relays messages using email addresses based on ham call signs?

Winlink.

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  1. FT8
  2. Winlink ✔
  3. PSK31

Why: Winlink sends email over amateur radio, using addresses built from call signs. It can move messages when the internet is down.

Huh, didn't know that: Winlink can work over HF, VHF and UHF radio links.

The dad joke
My Winlink inbox has no spam. Spammers can't pass the ham exam.
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References

Answer: Winlink. Winlink sends email over amateur radio, using addresses built from call signs. It can move messages when the internet is down.

  1. 2026-2030 Technician Class Question Pool, T2C08 ncvec.org/downloads/2026-2030%20Technician%20Pool%20and%20Syllabus%20Public%20Release%20Feb%2019%202026.pdf
    Winlink
    Checked 2026-10-09.

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