#### Problem Statement: Principles of Communications

**Frequency Modulation Problem Solving**

For a WBFM, if the baseband signal has a maximum frequency of 10 kHz and the modulation index is 8.5, then estimate the bandwidth of the FM signal using Carson’s formula.

A. 205 kHz

B. 160 kHz

C. 190 kHz

D. 175 kHz

#### Problem Answer:

The bandwidth of the FM signal using Carson’s formula is equal to **190 kHz**.

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