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Topic

Communications · Question 1

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A. AM/FM/PCM modulation, Fourier methods, multiplexing & digital communications

The AM (DSB-LC) modulator of an industrial telemetry transmitter uses a 100 kHz carrier, amplitude-modulated by a single sinusoidal tone at 16 kHz. The figure shows the spectra of the message tone and of the unmodulated carrier. The bandwidth occupied by the transmitted signal is most nearly:

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