Microwave Communication Klystron oscillators are most often used in the frequency range of 30 to 30000 MHz 3000 to 30000 MHz 10 to 10000 MHz 300 to 3000 MHz 30 to 30000 MHz 3000 to 30000 MHz 10 to 10000 MHz 300 to 3000 MHz ANSWER DOWNLOAD EXAMIANS APP
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 Improve the target bearing resolution Vary the pulse frequency in order to control the maximum target Reduce interference from the effects of sea return Increases receiver sensitivity for echoes from targets Improve the target bearing resolution Vary the pulse frequency in order to control the maximum target ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The main frequency determining element of a klystron is The accelerating voltage The repeller voltage Its mode of operation Its resonant cavity The accelerating voltage The repeller voltage Its mode of operation Its resonant cavity ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the following is used as a high power microwave oscillator? Reflex-klystron Klystron Thyratron Magnetron Reflex-klystron Klystron Thyratron Magnetron ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication As the electron beam moves through a klystron’s intercavity drift space Frequency modulation at the input cavity creates velocity modulation at the output cavity Phase modulation at the input cavity creates velocity modulation at the output cavity. Density modulation at the input cavity creates velocity modulation at the output cavity Velocity modulation at the input cavity creates density modulation at the output cavity Frequency modulation at the input cavity creates velocity modulation at the output cavity Phase modulation at the input cavity creates velocity modulation at the output cavity. Density modulation at the input cavity creates velocity modulation at the output cavity Velocity modulation at the input cavity creates density modulation at the output cavity ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication __________ is the progressive decrease of signal strength with increasing distance. Propagation Radiation Attenuation Modulation Propagation Radiation Attenuation Modulation ANSWER DOWNLOAD EXAMIANS APP
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