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In FM signal with a modulation index mf is passed through a frequency tripler. The wave in the output of the tripler will have a modulation index of A. mf B. 3mf C. mf/3 D. mf/9 |
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Answer» B. 3mf Frequency multiplier increase the deviation, β = Δf/fm If multiplied by three,3 β = 3Δf/fm |
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