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electronics and communication engineering communication systems
1. A carrier signal at frequency 100 MHz is frequency modulated with modulation index 2 by a signal at 2 kHz. At what frequencies are the sidebands produced?
(A): 100 MHz ± Δfd where fd is frequency deviation
(B): 100 MHz ± 3n kHz, where n is 1, 2, ... S integer
(C): 100 MHz + 2 kHz, 100 MHz - 2 kHz
(D): 102 MHz and 98 Mhz
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