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G4D11
How close to the upper edge of a band's phone segment should your displayed carrier frequency be when using 3 kHz wide USB?
Pick an answer to check it.
Answer: B. At least 3 kHz below the edge of the band
A USB signal extends about 3 kHz above the displayed carrier frequency. To keep it inside the band, set the carrier at least 3 kHz below the upper edge.
Tip: USB: stay 3 kHz below the top.