A 100MHz carrier is frequency modulated by 10 KHz wave. For a frequency deviation of 50 KHz, calculate the modulation index of the FM signal.
A. 100
B. 50
C. 70
D. 90
Answer:B
A 100MHz carrier is frequency modulated by 10 KHz wave. For a frequency deviation of 50 KHz, calculate the modulation index of the FM signal.
A. 100 B. 50 C. 70 D. 90
Explanation: Carrier frequency fc = 100MHz