Amateur Extra Class: 2020–2024
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E0A01:

What is the primary function of an external earth connection or ground rod?

  1. Reduce received noise
  2. Lightning protection
  3. Reduce RF current flow between pieces of equipment
  4. Reduce RFI to telephones and home entertainment systems
E0A01 E0A02 E0A03 E0A04 E0A05 E0A06 E0A07 E0A08 E0A09 E0A10 E0A11