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 The Gunn diode oscillator Operates over a positive resistance characteristic Depends on the formation of charge domain Generates frequencies which are below 100 MHz Is capable of generating continuous microwave power of the order of kilowatt Operates over a positive resistance characteristic Depends on the formation of charge domain Generates frequencies which are below 100 MHz Is capable of generating continuous microwave power of the order of kilowatt ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication What do you call an attenuation that occurs over many different wavelengths of the carrier? Rayleigh fading Wavelength fading Rician fading Slow fading Rayleigh fading Wavelength fading Rician fading Slow fading ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A high-power microwave pulse of the order of megawatts can be generated by a Magnetron Reflex klystron Gunn diode Traveling-wave tube Magnetron Reflex klystron Gunn diode Traveling-wave tube ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication A traveling-wave tube (TWT) amplifies by virtue of The energy contained the cavity resonators The absorption of energy by the signal from an electron stream The effect of an external magnetic field The energy liberated form the collector The energy contained the cavity resonators The absorption of energy by the signal from an electron stream The effect of an external magnetic field The energy liberated form the collector ANSWER DOWNLOAD EXAMIANS APP
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 mode π/2 mode π/4 mode 2π mode π mode π/2 mode π/4 mode 2π mode ANSWER DOWNLOAD EXAMIANS APP
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