Question

The frequency band for uplink satellite communication in the following is

• A. 5.9 – 6.4 GHz
• B. 54 – 72 MHz
• C. 88 – 108 MHz
• D. 540 – 1600 KHz

Hint:

C-band for uplink: around 6 GHz.
Always distinguish uplink (higher freq) vs. downlink (lower freq).

Answer 1

The Correct Option is A

The standard uplink frequency range for satellite communication (C-band) is: \[ \text{Uplink: } 5.925 - 6.425 \text{ GHz}, \quad \text{Downlink: } 3.7 - 4.2 \text{ GHz} \] Other options: - 54–72 MHz, 88–108 MHz — radio broadcasting - 540–1600 KHz — AM broadcast