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

What is an electronic keyer?

A device that helps you send Morse code by hand.

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  1. A device for voice-activated transmit switching
  2. A device that helps you send Morse code by hand ✔
  3. An interlock that stops unauthorized radio use

Why: An electronic keyer makes evenly timed dots and dashes when you press a paddle. It helps operators send clean, steady Morse code.

Huh, didn't know that: Morse code is no longer required for any US amateur radio license.

The dad joke
My keyer sends perfect Morse code. My spelling is still the problem.
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References

Answer: A device that helps you send Morse code by hand. An electronic keyer makes evenly timed dots and dashes when you press a paddle. It helps operators send clean, steady Morse code.

  1. HamStudy 2026 Technician pool, T4A12 hamstudy.org/browse/E2_2026/T4A
    A device that assists in manual sending of Morse code
    Checked 2026-10-09.

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