A 3 GHz carrier is DSB SC modulated by a signal with maximum frequency of 2 MHz. The minimum sampling frequency required for the signal so that the signal is ideally sampled is
A. 4 MHz
B. 6 MHz
C. 6.004 GHz
D. 6 GHz
Answer:C
A 3 GHz carrier is DSB SC modulated by a signal with maximum frequency of 2 MHz. The minimum sampling frequency required for the signal so that the signal is ideally sampled is
A. 4 MHz B. 6 MHz C. 6.004 GHz D. 6 GHz