__________ & ___________ are two methods to generate DSB-SC waves
_________ is defined as the process by which some characteristics (i.e. amplitude, frequency, and phase) of a carrier are varied in accordance with a modulating wave
In communication system, Noise is most likely to affect the signal at
___________ is a technique whereby a number of independent signals can be Combined into a composite signal suitable for transmission over a common channel
The Modulation index of an AM Wave is changed from 0 to 1. The transmitted power is _________
In _______ the sample values of the analog waveform are used to determine the width of the pulse signal
_________ is the equipment which converts physical message, such as sound, words, pictures etc., into corresponding electrical signal
___________ is simply two single ended slope detectors connected in parallel and fed 180o out of phase
It is possible to obtain PPM from PWM by using a ________multivibrator circuit
In _________ communication transmission media is open space or free space
Which of the following are the disadvantages of Slope detector
__________ is equipment which converts electrical signal back to the physical message
In Amplitude modulation, the modulation envelope has a peak value which is double the unmodulated carrier value. What is the value of modulation index
Power in an FM signal is dependent on __________
