Microwave Communication Coupling into and out of a traveling-wave tube can be accompanied by a Direct coax-helix match Waveguide match All of these Cavity match Direct coax-helix match Waveguide match All of these Cavity match ANSWER DOWNLOAD EXAMIANS APP
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 The shortest possible time A long time constant The restricted high-frequency response Low-pass filters The shortest possible time A long time constant The restricted high-frequency response Low-pass filters ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The antenna separations (in meters) required for optimum operation of a space diversity system can be calculated from:where R = effective earth radius (m) and L = path length (m) S = 3λR/L S = 2λR/L S = λR/RL S = λR/L S = 3λR/L S = 2λR/L S = λR/RL S = λR/L ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The aquadag coating on the inside of PPI tube is used To shield the electron beam from unidirectional magnetic As a second anode and to prevent the build-up of secondary field All of these To focus the beam of primary electrons To shield the electron beam from unidirectional magnetic As a second anode and to prevent the build-up of secondary field All of these To focus the beam of primary electrons ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication What allow microwave to pass in only one direction? RF emitter Varactor-triac Ferrite emitter Capacitor RF emitter Varactor-triac Ferrite emitter Capacitor ANSWER DOWNLOAD EXAMIANS APP