Amateur Extra Class: 2020–2024
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E7C08:

Which of the following factors has the greatest effect on the bandwidth and response shape of a crystal ladder filter?

  1. The relative frequencies of the individual crystals
  2. The DC voltage applied to the quartz crystal
  3. The gain of the RF stage preceding the filter
  4. The amplitude of the signals passing through the filter
E7C01 E7C02 E7C03 E7C04 E7C05 E7C06 E7C07 E7C08 E7C09 E7C10 E7C11 E7C12