Microwave Communication In a pulsed radar set, the STC circuit is used to Reduce interference from the effects of sea return Vary the pulse frequency in order to control the maximum target Improve the target bearing resolution Increases receiver sensitivity for echoes from targets Reduce interference from the effects of sea return Vary the pulse frequency in order to control the maximum target Improve the target bearing resolution Increases receiver sensitivity for echoes from targets ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the following is used as a high power microwave oscillator? Reflex-klystron Magnetron Klystron Thyratron Reflex-klystron Magnetron Klystron Thyratron ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Klystron oscillators are most often used in the frequency range of 30 to 30000 MHz 3000 to 30000 MHz 300 to 3000 MHz 10 to 10000 MHz 30 to 30000 MHz 3000 to 30000 MHz 300 to 3000 MHz 10 to 10000 MHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication If k-factor is greater than 1, the array beam is bent Towards the earth Away from the earth Towards the ionosphere, Towards the outer space Towards the earth Away from the earth Towards the ionosphere, Towards the outer space ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which causes multipath or frequency selective fading? Small reflector Nearer reflector Further reflector Large reflector Small reflector Nearer reflector Further reflector Large reflector 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? Isolator Tunnel diode Circulator Wave trap Isolator Tunnel diode Circulator Wave trap ANSWER DOWNLOAD EXAMIANS APP
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