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AhaBulb: Stuff Everyone Should Know · ahabulb.com/ham-shielded-wire-purpose

What is a reason to use shielded wire?

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  1. To keep unwanted signals from coupling to or from it
  2. To lower the resistance of DC power connections
  3. To let the wire carry more current

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References

  1. NCVEC 2026-2030 Technician Question Pool, T6D03 ncvec.org/downloads/2026-2030%20Technician%20Pool%20and%20Syllabus%20Public%20Release%20Feb%2019%202026.pdf Checked 2026-10-09.

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