Microwave Communication If the instantaneous RF potentials on the two sides of a magnetron cavity are of opposite polarity, the operation is in the π/4 mode 2π mode π/2 mode π mode π/4 mode 2π mode π/2 mode π mode ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Coupling into and out of a traveling-wave tube can be accompanied by a Waveguide match Direct coax-helix match Cavity match All of these Waveguide match Direct coax-helix match Cavity match All of these ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication It is possible to increase the maximum range of a radar equipment by All of these Narrowing the beam width and increasing the pulse duration Lowering the pulse frequency Raising the peak power of the transmitter All of these Narrowing the beam width and increasing the pulse duration Lowering the pulse frequency Raising the peak power of the transmitter 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? Wave trap Circulator Isolator Tunnel diode Wave trap Circulator Isolator Tunnel diode ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication In a pulsed radar set, the STC circuit is used to 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 Reduce interference from the effects of sea return Increases receiver sensitivity for echoes from targets ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication In an SHF pulsed radar set, a reflex klystron can be used as a Single mixer stage Local oscillator Transmitter oscillator Duplexer stage Single mixer stage Local oscillator Transmitter oscillator Duplexer stage ANSWER DOWNLOAD EXAMIANS APP
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