E1A01:

[97.301] , [97.305]

When using a transceiver that displays the carrier frequency of phone signals, which of the following displayed frequencies represents the highest frequency at which a properly adjusted USB emission will be totally within the band?

  1. The exact upper band edge
  2. 300 Hz below the upper band edge
  3. 1 kHz below the upper band edge
  4. 3 kHz below the upper band edge