Communication Systems In Pulse Code Modulation system Suffers from the disadvantage of its incompatibly with TDM Large bandwidth is required Quantising noise can be overcome by companding Quantising noise can be reduced by decreasing the number of standard levels Suffers from the disadvantage of its incompatibly with TDM Large bandwidth is required Quantising noise can be overcome by companding Quantising noise can be reduced by decreasing the number of standard levels ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The characteristic impedance of a twin wire feeder used for TV signals is about 300 ohm 100 ohm 1000 ohm 500 ohm 300 ohm 100 ohm 1000 ohm 500 ohm ANSWER DOWNLOAD EXAMIANS APP
Communication Systems It is found that a ship to ship communication suffers from fading. This can be avoided by using Frequency diversity Broad band antenna Directional antenna Space diversity Frequency diversity Broad band antenna Directional antenna Space diversity ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In TV systems, equalising pulses are sent during Vertical blanking Serrations Horizontal retrace Horizontal blanking Vertical blanking Serrations Horizontal retrace Horizontal blanking ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Under ordinary circumstances, impulse noise can be reduced in FM only None of these AM only Both AM and FM FM only None of these AM only Both AM and FM ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For AM receivers the standard IF frequency is 10.7 MHz 1.07 MHz 106 kHz 455 kHz 10.7 MHz 1.07 MHz 106 kHz 455 kHz ANSWER DOWNLOAD EXAMIANS APP