For telegraphy the most commonly used modulation system is

Related MCQs

• One of the advantages of base modulation over collector modulation of a transistor class C amplifier is
• In Pulse Code Modulation system
• In case of low level amplitude modulation system, the amplifiers following the modulated stage must be
• VSB modulation is preferred in TV because
• In Modulation, “carrier” is
• For a given carrier wave, maximum undistorted power is transmitted when value of modulation is
• Which of the following is a digital modulation technique?
• In case of frequency modulation, modulating voltage remains constant if the modulating frequency is lowered, then
• The modulation index of an FM is changed from 0 to 1. How does the transmitted power change?
• For a low level AM system, the amplifiers modulated stage must be