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AhaBulb: Stuff Everyone Should Know · ahabulb.com/ham-ferrite-choke-mic-cable

What can eliminate distorted voice transmissions caused by RF feeding back into the transmitter?

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  1. A clip-on ferrite choke on the mic cable
  2. Extra feed line to lower the SWR
  3. Turning the squelch fully clockwise

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References

  1. NCVEC 2026-2030 Technician Question Pool (February 19, 2026 errata) ncvec.org/downloads/2026-2030%20Technician%20Pool%20and%20Syllabus%20Public%20Release%20Feb%2019%202026.pdf Checked 2026-10-09.

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