Amateur Extra Class: 2020–2024
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E1F09:

[97.311]

Which of the following conditions apply when transmitting spread spectrum emissions?

  1. A station transmitting SS emission must not cause harmful interference to other stations employing other authorized emissions
  2. The transmitting station must be in an area regulated by the FCC or in a country that permits SS emissions
  3. The transmission must not be used to obscure the meaning of any communication
  4. All these choices are correct
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