General Class: 2019–2023
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G7C09:

What is the phase difference between the I and Q signals that software-defined radio (SDR) equipment uses for modulation and demodulation?

  1. Zero
  2. 90 degrees
  3. 180 degrees
  4. 45 degrees
G7C01 G7C02 G7C03 G7C04 G7C05 G7C06 G7C07 G7C08 G7C09 G7C10 G7C11 G7C12 G7C13 G7C14 G7C15 G7C16