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Question 231

What percentage of power loss is equivalent to a loss of 1 dB?

  1. 10.9 percent
  2. 12.2 percent
  3. 20.6 percentCorrect answer
  4. 25.9 percent

Explanation

A loss of 1 dB leaves 10−0.1 = 0.794 of the original power, so 1 − 0.794 = 0.206, or about 20.6 percent, is lost. The smaller percentages would correspond to losses well under 1 dB.

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Question 231: What percentage of power loss is equivalent to a loss of 1… · FCC General Class (Element 3) · Questena