Communication Systems A telephone channel requires a bandwidth of about 1 kHz 10 kHz 50 kHz 3 kHz 1 kHz 10 kHz 50 kHz 3 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Fourier analysis indicate that a square wave can be represented as A fundamental sine wave and even harmonics Fundamental and subharmonic sine waves A fundamental sine wave and harmonics A fundamental sine wave and odd harmonics A fundamental sine wave and even harmonics Fundamental and subharmonic sine waves A fundamental sine wave and harmonics A fundamental sine wave and odd harmonics ANSWER DOWNLOAD EXAMIANS APP
Communication Systems If sampling is done at the rate of 10 kHz. The bandwidth required is 10 kHz 35 kHz 1280 kHz 70 kHz 10 kHz 35 kHz 1280 kHz 70 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which of the following is an indirect way of generating FM? Varactor diode modulator Reactance bipolar transistor Reactance FET modulator Armstrong modulator Varactor diode modulator Reactance bipolar transistor Reactance FET modulator Armstrong modulator ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In practical commercial FM system, channel bandwidth is 108 MHz 100 kHz 150 kHz 88 MHz 108 MHz 100 kHz 150 kHz 88 MHz ANSWER DOWNLOAD EXAMIANS APP
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