Communication Systems For AM receivers the standard IF frequency is 1.07 MHz 106 kHz 10.7 MHz 455 kHz 1.07 MHz 106 kHz 10.7 MHz 455 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems A telephone channel requires a bandwidth of about 1 kHz 50 kHz 3 kHz 10 kHz 1 kHz 50 kHz 3 kHz 10 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems Commercial Frequency deviation of FM is 65 kHz 70 kHz 80 kHz 75 kHz 65 kHz 70 kHz 80 kHz 75 kHz ANSWER DOWNLOAD EXAMIANS APP
Communication Systems It is found that a ship to ship communication suffers from fading. This can be avoided by using Space diversity Broad band antenna Frequency diversity Directional antenna Space diversity Broad band antenna Frequency diversity Directional antenna ANSWER DOWNLOAD EXAMIANS APP
Communication Systems One of the advantages of base modulation over collector modulation of a transistor class C amplifier is High power output per transistor Improved efficiency Better linearity The lower modulating power requirement High power output per transistor Improved efficiency Better linearity The lower modulating power requirement ANSWER DOWNLOAD EXAMIANS APP
Communication Systems When the length of antenna is a whole wavelength The radiation at right angles is zero The radiation is zero in all directions The radiation is maximum in all directions The radiation at right angles is maximum The radiation at right angles is zero The radiation is zero in all directions The radiation is maximum in all directions The radiation at right angles is maximum ANSWER DOWNLOAD EXAMIANS APP
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