Microwave Communication In a pulsed radar set, the STC circuit is used to Reduce interference from the effects of sea return Increases receiver sensitivity for echoes from targets Vary the pulse frequency in order to control the maximum target Improve the target bearing resolution Reduce interference from the effects of sea return Increases receiver sensitivity for echoes from targets Vary the pulse frequency in order to control the maximum target Improve the target bearing resolution ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication When used in conjunction with a radar set, the purpose of an echo box is to provide an artificial target. To the tone of the pulse repetition Which may be used to tune the radar receiver Tune the magnetron to the correct frequency Which may be used to tune the radar synchronizer To the tone of the pulse repetition Which may be used to tune the radar receiver Tune the magnetron to the correct frequency Which may be used to tune the radar synchronizer ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication In an SHF pulsed radar set, a reflex klystron can be used as a Single mixer stage Duplexer stage Transmitter oscillator Local oscillator Single mixer stage Duplexer stage Transmitter oscillator Local oscillator ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A reflex klystron is oscillating at the frequency of its resonant cavity. If the reflector voltage is made slightly less negative, the Oscillation will cease The frequency will decrease Bunching would occur earlier in time Output power would increase Oscillation will cease The frequency will decrease Bunching would occur earlier in time Output power would increase ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the following is used as a high power microwave oscillator? Thyratron Magnetron Reflex-klystron Klystron Thyratron Magnetron Reflex-klystron Klystron ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A PPI cathode-ray tube as used on a radar set Is used to check the percentage of modulation Is used for receiver alignment Indicates only the range of a target Indicates both the range and azimuth of a target Is used to check the percentage of modulation Is used for receiver alignment Indicates only the range of a target Indicates both the range and azimuth of a target ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS