Communication Systems In Pulse Code Modulation system Quantising noise can be overcome by companding Large bandwidth is required Quantising noise can be reduced by decreasing the number of standard levels Suffers from the disadvantage of its incompatibly with TDM Quantising noise can be overcome by companding Large bandwidth is required Quantising noise can be reduced by decreasing the number of standard levels Suffers from the disadvantage of its incompatibly with TDM ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For attenuation of high frequencies we should use Resistance Series capacitance Shunt capacitance Inductance Resistance Series capacitance Shunt capacitance Inductance ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Commercial Frequency deviation of FM is 75 kHz 80 kHz 70 kHz 65 kHz 75 kHz 80 kHz 70 kHz 65 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems It is found that a ship to ship communication suffers from fading. This can be avoided by using Directional antenna Space diversity Frequency diversity Broad band antenna Directional antenna Space diversity Frequency diversity Broad band antenna ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The maximum power output of a standard A earth station over the total band allocated to satellite communication is about 8 kW 50 kW 0.5 kW 20 kW 8 kW 50 kW 0.5 kW 20 kW ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For a low level AM system, the amplifiers modulated stage must be Non-linear devices Harmonic devices Class C amplifiers Linear devices Non-linear devices Harmonic devices Class C amplifiers Linear devices ANSWER DOWNLOAD EXAMIANS APP
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