Amateur Extra Class: 2020–2024
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E4E02:

Which of the following types of noise can often be reduced with a digital signal processing noise filter?

  1. Broadband white noise
  2. Ignition noise
  3. Power line noise
  4. All these choices are correct
E4E01 E4E02 E4E03 E4E04 E4E05 E4E06 E4E07 E4E08 E4E09 E4E10 E4E11