Mathematics · Microwave Communication
A 1-km-long microwave link uses two antennas, each having 30 dB of gain. If the power transmitted by one antenna is 0.5 W at a frequency of 3 GHz, the power received by the other antenna is approximately:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 131.7 μW✓
- 20.5 μW
- 363.4 μW
- 415.85 μW
Correct answer
31.7 μW
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