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1. |
In an amplitude modulated system, a sinusoidal carrier signal of 1 MHz is modulated by a 10 kHz sinusoidal signal. If the lower sideband and the carrier are suppressed and if the amplitude modulated signal is sampled for further processing, what should be the minimum sampling frequency for baseband sampling? |
A. | 1000 kHz |
B. | 990 kHz |
C. | 1980 kHz |
D. | 2020 kHz |
Answer» E. | |