Microwave Communication When it is desired that short-range targets be clearly seen on a pulsed-radar set, it is important that the receiver and display system have A long time constant Low-pass filters The restricted high-frequency response The shortest possible time A long time constant Low-pass filters The restricted high-frequency response The shortest possible time ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the following permits a microwave signal to travel in one direction with virtually no loss, but severely attenuates any signal attempting to travel in the reverse direction? Tunnel diode Wave trap Isolator Circulator Tunnel diode Wave trap Isolator Circulator ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the reception problems below that is not due to multipath? Delayed spreading Slow fading Rayleigh fading Random Doppler shift Delayed spreading Slow fading Rayleigh fading Random Doppler shift ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication In a pulsed radar set, the function of the duplexer is to Allow the transmitter and the receiver to operate from a common antenna Aid in calibrating the display unit Prevent frequency drift in the klystron All of these Allow the transmitter and the receiver to operate from a common antenna Aid in calibrating the display unit Prevent frequency drift in the klystron All of these ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Microwave frequencies are normally regarded as those in the range of 10 to 1000 GHz 1 to 500 MHz 1 to 100 GHz 1000 to 10,000 GHz 10 to 1000 GHz 1 to 500 MHz 1 to 100 GHz 1000 to 10,000 GHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Klystron oscillators are most often used in the frequency range of 3000 to 30000 MHz 30 to 30000 MHz 10 to 10000 MHz 300 to 3000 MHz 3000 to 30000 MHz 30 to 30000 MHz 10 to 10000 MHz 300 to 3000 MHz ANSWER DOWNLOAD EXAMIANS APP