Communication Systems For a plate-modulated class C amplifier the plate supply voltage is E. The maximum plate cathode voltage could be almost high as 4E 3E 2E 6E 4E 3E 2E 6E ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Skip distance depends on time of day and angle of incidence. False True False True ANSWER DOWNLOAD EXAMIANS APP
Communication Systems The maximum power output of a standard A earth station over the total band allocated to satellite communication is about 8 kW 0.5 kW 50 kW 20 kW 8 kW 0.5 kW 50 kW 20 kW ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which of the following is a digital modulation technique? PCM PSK DM All PCM PSK DM All ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Which of the following is an indirect way of generating FM? Armstrong modulator Varactor diode modulator Reactance FET modulator Reactance bipolar transistor Armstrong modulator Varactor diode modulator Reactance FET modulator Reactance bipolar transistor ANSWER DOWNLOAD EXAMIANS APP
Communication Systems For AM receivers the standard IF frequency is 10.7 MHz 106 kHz 1.07 MHz 455 kHz 10.7 MHz 106 kHz 1.07 MHz 455 kHz ANSWER DOWNLOAD EXAMIANS APP