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Lower gain antenna reduces link margin and decreases the outage probability proportionally.

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Lower gain antenna reduces link margin and decreases the outage probability proportionally.

(a) True

(b) False

I have been asked this question in an interview for internship.

This intriguing question comes from Antenna Tradeoffs in division Technology Tradeoffs in Software Defined Radio of Cognitive Radio

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The correct option is (b) False

Explanation: Lower gain antenna reduces link margin and increases the outage probability proportionally. These antennas become optimal when aggregate cost and quality of information services across the combination of bands and modes is considered.

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