Communication Systems Which one of the following is analog? Delta modulation PCM Differential PCM PWM Delta modulation PCM Differential PCM PWM ANSWER DOWNLOAD EXAMIANS APP
Communication Systems SSB can be generated by Good attenuation characteristics Phase cancellation method Filter method All of these Good attenuation characteristics Phase cancellation method Filter method All of these ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Under ordinary circumstances, impulse noise can be reduced in None of these Both AM and FM AM only FM only None of these Both AM and FM AM only FM only ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For telegraphy the most commonly used modulation system is FSK PCM Single tone modulation Two tone modulation FSK PCM Single tone modulation Two tone modulation ANSWER DOWNLOAD EXAMIANS APP
Communication Systems An audio signal (say from 50 Hz to 10000 Hz) is frequency translated by a carrier having a frequency of 106 Hz. The values of initial (without frequency translation) and final (after frequency translation) fractional change in frequency from one band edge to the other are 200 and 1.01 200 and 200 200 and 100.1 200 and 10.01 200 and 1.01 200 and 200 200 and 100.1 200 and 10.01 ANSWER DOWNLOAD EXAMIANS APP
Communication Systems PAM stands for Pulse Amplitude Modulation Phase Amplitude Modulation Pulse Analogue Modulation Phase Analogue Modulation Pulse Amplitude Modulation Phase Amplitude Modulation Pulse Analogue Modulation Phase Analogue Modulation ANSWER DOWNLOAD EXAMIANS APP
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