#### Problem Statement: Principles of Communications

**Noise Problem Solving**

A receiver connected to an antenna whose resistance is 60 ohms has an equivalent noise resistance of 40 ohms. Calculate the receiver’s noise figure in decibels and its equivalent noise temperature.

a. 1.67 & 194°K

b. 2.23 & 174°K

c. 1.67 & 174°K

d. 2.23 & 194°K

#### Problem Answer:

The receiver’s noise figure in decibels and its equivalent noise temperature is equal to **2.23 & 194.3°K **.

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