Microwave Communication Which of the following operating frequencies is used for the modern loran navigational system? Loran A: 1950 kHz Loran B: 900 kHz Loran D: 10.2 kHz Loran C: 100 kHz Loran A: 1950 kHz Loran B: 900 kHz Loran D: 10.2 kHz Loran C: 100 kHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The maximum usable range of the usual radar set (on any particular range setting) is determined by The interval between transmitted pulses The width of the transmitted pulses The duty cycle The bandwidth of the receiver IF stages The interval between transmitted pulses The width of the transmitted pulses The duty cycle The bandwidth of the receiver IF stages ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A Class-S Emergency Position-Indicating Radio Beacon (E.P.I.R.B) All of these Must be capable of floating or being secured to a survival May be tested during the first five minutes of any hour Must have its battery replaced after emergency use All of these Must be capable of floating or being secured to a survival May be tested during the first five minutes of any hour Must have its battery replaced after emergency use ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A thin layer of dirt and grime coverts the reflecting surface of the parabolic dish of a radar set. The particular effect on the performance of the radar will be A reduction in horizontal resolution No noticeable effect A decrease in range A decrease in gain A reduction in horizontal resolution No noticeable effect A decrease in range A decrease in gain ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the reception problems below that is not due to multipath? Slow fading Rayleigh fading Delayed spreading Random Doppler shift Slow fading Rayleigh fading Delayed spreading Random Doppler shift ANSWER DOWNLOAD EXAMIANS APP
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