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Question 34

In what portion of the 630-meter band are phone emissions permitted?

  1. None
  2. Only the top 3 kHz
  3. Only the bottom 3 kHz
  4. The entire bandCorrect answer

Explanation

Phone and image emissions are authorized across the entire 630-meter band, alongside RTTY and data. The band is only 472 to 479 kHz wide, but the emission table carves out no phone sub-segment within it.

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Question 34: In what portion of the 630-meter band are phone emissions… · FCC Amateur Extra Class (Element 4) · Questena