The system shown in Figure 1 is used for modulation an audio signal M(t). The output y(t) is the modulated version of the input m(t). mtt) LPF Fc= 15KHZ. Figure 1 2 cos(3000 nt) a. If the power of the message is 10 kW, what is the power of y(t)? b. Draw the spectrum of the modulated signal, y(t)? c. Suggest a method for detection m(t) from y(t) in details?
The system shown in Figure 1 is used for modulation an audio signal M(t). The output y(t) is the modulated version of the input m(t). mtt) LPF Fc= 15KHZ. Figure 1 2 cos(3000 nt) a. If the power of the message is 10 kW, what is the power of y(t)? b. Draw the spectrum of the modulated signal, y(t)? c. Suggest a method for detection m(t) from y(t) in details?
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![The system shown in Figure 1 is used for modulation an
audio signal M(t). The output y(t) is the modulated
version of the input m(t).
mt)
LPF
vit)
Fc= 15KHZ.
Figure 1
2 cos(3000 rt)
a. If the power of the message is 10 kW, what is the power
of y(t)?
b. Draw the spectrum of the modulated signal , y(t)?
c. Suggest a method for detection m(t) from y(t) in details?
d. What is the type of modulation does system correspond
to (similar results)?
e. Assume the Low Pass Filter is removed, what type of
modulation does correspond to? State advantage and
disadvantage of this new modulation scheme compared
to the scrambler?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fcb58cc5a-f5c4-43af-a753-5fe1b376ffde%2Fcb73edc3-aca7-4420-83ad-bfdb33781522%2Fkqhf0mh_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The system shown in Figure 1 is used for modulation an
audio signal M(t). The output y(t) is the modulated
version of the input m(t).
mt)
LPF
vit)
Fc= 15KHZ.
Figure 1
2 cos(3000 rt)
a. If the power of the message is 10 kW, what is the power
of y(t)?
b. Draw the spectrum of the modulated signal , y(t)?
c. Suggest a method for detection m(t) from y(t) in details?
d. What is the type of modulation does system correspond
to (similar results)?
e. Assume the Low Pass Filter is removed, what type of
modulation does correspond to? State advantage and
disadvantage of this new modulation scheme compared
to the scrambler?
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