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Small scale fades are characterized by ____________ amplitude fluctuations.

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Small scale fades are characterized by ____________ amplitude fluctuations.

(a) Large

(b) Small

(c) Rapid

(d) Slow

The question was asked in final exam.

This intriguing question originated from Diversity Techniques in chapter Equalization, Diversity and Channel Coding of Wireless/Mobile

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The correct option is (c) Rapid

For explanation: Small scale fades are characterized by deep and rapid fluctuations. They occur as the mobile system moves over distances of just a few wavelengths. These fades are caused by multiple reflections from the surrounding in the vicinity of the mobile.

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