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SESK: Stuff Everyone Should Know · sesk.info/ham-ac-cycles-frequency

What term describes the number of times per second that an alternating current makes a complete cycle?

Frequency.

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  1. Pulse rate
  2. Wave number
  3. Frequency ✔

Why: Frequency counts complete alternating-current cycles each second. A faster cycle rate means a higher frequency.

Huh, didn't know that: One cycle per second is one hertz.

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My radio and I have a lot in common. We both get excited at high frequencies.
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References

Answer: Frequency. Frequency counts complete alternating-current cycles each second. A faster cycle rate means a higher frequency.

  1. HamStudy 2026 Technician pool, T5A04 hamstudy.org/browse/E2_2026/T5A
    Frequency is the number of complete cycles an alternating current makes each second.
    Checked 2026-10-09.

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