Microwave Communication What do you call an attenuation that occurs over many different wavelengths of the carrier? Slow fading Rayleigh fading Wavelength fading Rician fading Slow fading Rayleigh fading Wavelength fading Rician fading ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Which of the reception problems below that is not due to multipath? Slow fading Delayed spreading Rayleigh fading Random Doppler shift Slow fading Delayed spreading Rayleigh fading Random Doppler shift ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication In a pulsed radar set, the function of the duplexer is to All of these Prevent frequency drift in the klystron Aid in calibrating the display unit Allow the transmitter and the receiver to operate from a common antenna All of these Prevent frequency drift in the klystron Aid in calibrating the display unit Allow the transmitter and the receiver to operate from a common antenna ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication The main frequency determining element of a klystron is Its resonant cavity The accelerating voltage The repeller voltage Its mode of operation Its resonant cavity The accelerating voltage The repeller voltage Its mode of operation 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 = λR/RL S = 2λR/L S = λR/L S = 3λR/L S = λR/RL S = 2λR/L S = λR/L ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication At what position is the input signal inserted into a traveling-wave tube? At the cathode end of the helix At the collector At the control grid of the electron gun At the collector end of the helix At the cathode end of the helix At the collector At the control grid of the electron gun At the collector end of the helix ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS