Communication Systems The maximum power output of a standard A earth station over the total band allocated to satellite communication is about 0.5 kW 20 kW 8 kW 50 kW 0.5 kW 20 kW 8 kW 50 kW ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The main function of a balanced modulator is to Produce balanced modulation of a carrier wave Produce 100% modulation Limit noise picked by a receiver Suppress carrier signal in order to create a single-sideband or double sideband Produce balanced modulation of a carrier wave Produce 100% modulation Limit noise picked by a receiver Suppress carrier signal in order to create a single-sideband or double sideband ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In practical commercial FM system, channel bandwidth is 88 MHz 100 kHz 150 kHz 108 MHz 88 MHz 100 kHz 150 kHz 108 MHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems In TV systems, equalising pulses are sent during Serrations Horizontal blanking Horizontal retrace Vertical blanking Serrations Horizontal blanking Horizontal retrace Vertical blanking ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Fourier analysis indicate that a square wave can be represented as Fundamental and subharmonic sine waves A fundamental sine wave and odd harmonics A fundamental sine wave and harmonics A fundamental sine wave and even harmonics Fundamental and subharmonic sine waves A fundamental sine wave and odd harmonics A fundamental sine wave and harmonics A fundamental sine wave and even harmonics ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A buffer amplifier is A cathode follower stage A double-tuned amplifier A high gain D.C. amplifier None of these A cathode follower stage A double-tuned amplifier A high gain D.C. amplifier None of these ANSWER DOWNLOAD EXAMIANS APP