Communication Systems One of the advantages of base modulation over collector modulation of a transistor class C amplifier is The lower modulating power requirement Improved efficiency Better linearity High power output per transistor The lower modulating power requirement Improved efficiency Better linearity High power output per transistor ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Leak type bias is used in plate modulated class C amplifier to Prevent tuned circuit damping Increase the bandwidth Prevent over modulation Prevent excessive grid current Prevent tuned circuit damping Increase the bandwidth Prevent over modulation Prevent excessive grid current ANSWER DOWNLOAD EXAMIANS APP
Communication Systems FM transmitting and receiving equipment as compared to AM equipment is Costly Cheaper Almost equally costly None of these Costly Cheaper Almost equally costly None of these ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For AM receivers the standard IF frequency is 10.7 MHz 106 kHz 455 kHz 1.07 MHz 10.7 MHz 106 kHz 455 kHz 1.07 MHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A modem is classified as low speed if data rate handled is Upto 600 bps Upto 400 bps Upto 100 bps Upto 250 bps Upto 600 bps Upto 400 bps Upto 100 bps Upto 250 bps ANSWER DOWNLOAD EXAMIANS APP