A 20 MHz carrier is modulated by a sinusoid of 1 kHz to produce a peak frequency deviation of 100 kHz. What is the approximate bandwidth? If the modulating signal is changed to 800 kHz, what is the bandwidth?

A 20 MHz carrier is modulated by a sinusoid of 1 kHz to produce a peak

1.	A 20 MHz carrier is modulated by a sinusoid of 1 kHz to produce a peak frequency deviation of 100 kHz. What is the approximate bandwidth? If the modulating signal is changed to 800 kHz, what is the bandwidth?
A.	2 kHz, 1600 kHz
B.	202 kHz, 1600 kHz
C.	202 kHz, 1800 kHz
D.	2 kHz, 1800 kHz
Answer» D. 2 kHz, 1800 kHz