Technician Class: 2018–2022
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T5B10:

What is the approximate amount of change, measured in decibels (dB), of a power decrease from 12 watts to 3 watts?

  1. -1 dB
  2. -3 dB
  3. -6 dB
  4. -9 dB
T5B01 T5B02 T5B03 T5B04 T5B05 T5B06 T5B07 T5B08 T5B09 T5B10 T5B11 T5B12 T5B13