Radio Receivers Indicate the false statement. Noting that no carrier is transmitter with J3E, we see that The receiver cannot use a phase comparator for AFC Adjacent-channel rejection is more difficult The transmission is not compatible with A3E Production of AGC is a rather complicated process The receiver cannot use a phase comparator for AFC Adjacent-channel rejection is more difficult The transmission is not compatible with A3E Production of AGC is a rather complicated process ANSWER DOWNLOAD EXAMIANS APP
Radio Receivers A receiver has poor IF selectivity. It will therefore also have poor Diversion reception Blocking Double-spotting Sensitivity Diversion reception Blocking Double-spotting Sensitivity ANSWER DOWNLOAD EXAMIANS APP
Radio Receivers One of the following cannot be used to demodulate SSB: Bipolar transistor balanced modulator Diode Balance modulator Complete phase-shift generator Product detector Bipolar transistor balanced modulator Diode Balance modulator Complete phase-shift generator Product detector ANSWER DOWNLOAD EXAMIANS APP
Radio Receivers A low ratio of the ac to the dc load impedance of a diode detector results in Diagonal clipping Poor AF response Negative-peak clipping Poor AGC operation Diagonal clipping Poor AF response Negative-peak clipping Poor AGC operation ANSWER DOWNLOAD EXAMIANS APP
Radio Receivers Indicate the false statement in connection with communications receivers. A product demodulator could be used for the reception of Morse code. Double conversion is used to improve image rejection Variable sensitivity is used to eliminate selective fading The noise limiter cuts off the receiver’s output during a noise pulse. A product demodulator could be used for the reception of Morse code. Double conversion is used to improve image rejection Variable sensitivity is used to eliminate selective fading The noise limiter cuts off the receiver’s output during a noise pulse. 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: Better linearity Much easier alignment Greater limiting Fewer tuned circuits Better linearity Much easier alignment Greater limiting Fewer tuned circuits ANSWER DOWNLOAD EXAMIANS APP
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