Radio Receivers In a radio receiver with simple AGC The faster the AGC time constant the more accurate the output The highest AGC voltage is produced An increase in signal strength produces more AGC The audio stage gain is normally controlled by the AGC The faster the AGC time constant the more accurate the output The highest AGC voltage is produced An increase in signal strength produces more AGC The audio stage gain is normally controlled by the AGC ANSWER DOWNLOAD EXAMIANS APP
Radio Receivers Indicate which of the following circuits could not demodulate SSB: Product modulator BFO Balance modulator Phase discriminator Product modulator BFO Balance modulator Phase discriminator ANSWER DOWNLOAD EXAMIANS APP
Radio Receivers A receiver has poor IF selectivity. It will therefore also have poor Double-spotting Sensitivity Diversion reception Blocking Double-spotting Sensitivity Diversion reception Blocking ANSWER DOWNLOAD EXAMIANS APP
Radio Receivers One of the following cannot be used to demodulate SSB: Complete phase-shift generator Bipolar transistor balanced modulator Product detector Diode Balance modulator Complete phase-shift generator Bipolar transistor balanced modulator Product detector Diode Balance modulator ANSWER DOWNLOAD EXAMIANS APP
Radio Receivers The image frequency of a superheterodyne receiver Is independent of the frequency to which the receiver is tuned Is created within the receiver itself Is due to insufficient adjacent channel rejection Is not rejected be the IF tuned circuits Is independent of the frequency to which the receiver is tuned Is created within the receiver itself Is due to insufficient adjacent channel rejection Is not rejected be the IF tuned circuits ANSWER DOWNLOAD EXAMIANS APP
Radio Receivers Indicate which of the following statements about the advantages of the phase discriminator over the slope detector is false: Fewer tuned circuits Greater limiting Better linearity Much easier alignment Fewer tuned circuits Greater limiting Better linearity Much easier alignment ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS