a) Select the correct statement regarding the difference between the FM and the AM modulated signal waveforms. AM modulation FM modulation 1 3 time x10 time x10 combined message and AM signal combined message and FM signal -2 1 2 time x10 a. There is no difference between the FM and AM signal waves because they are both modulated by the same message wave, m(t) = Amcos(2nfmt) b. The AM modulated signal accurately represents the message; the FM modulated signal does not accurately represent the message wave c. Neither AM nor FM modulated signals accurately represents the message wave

Introductory Circuit Analysis (13th Edition)
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Select the statement that best describes your observation.

a) Select the correct statement regarding the difference between the FM and the AM modulated signal
waveforms.
AM modulation
FM modulation
6
3
4
2
-4
-6
-3
1
2
3
time
X10-3
time
x103
combined message and AM signal
3
combined message and FM signal
6.
2
1
-1
-2
-4
-5
-3
-6
3
1
2
1
2
3
time
x103
time
X10-3
a. There is no difference between the FM and AM signal waves because they are both modulated by the same
message wave, m(t) = Amcos(2nfmt)
b. The AM modulated signal accurately represents the message; the FM modulated signal does not accurately
%3|
represent the message wave
c. Neither AM nor FM modulated signals accurately represents the message wave
d. The AM modulated signal accurately represents the message; the FM modulated signal accurately represents
amplitude
amplitude
amplitude
amplitude
Transcribed Image Text:a) Select the correct statement regarding the difference between the FM and the AM modulated signal waveforms. AM modulation FM modulation 6 3 4 2 -4 -6 -3 1 2 3 time X10-3 time x103 combined message and AM signal 3 combined message and FM signal 6. 2 1 -1 -2 -4 -5 -3 -6 3 1 2 1 2 3 time x103 time X10-3 a. There is no difference between the FM and AM signal waves because they are both modulated by the same message wave, m(t) = Amcos(2nfmt) b. The AM modulated signal accurately represents the message; the FM modulated signal does not accurately %3| represent the message wave c. Neither AM nor FM modulated signals accurately represents the message wave d. The AM modulated signal accurately represents the message; the FM modulated signal accurately represents amplitude amplitude amplitude amplitude
b)Select the statement that best describes the resultant wave forms.
AM modulation
FM modulation
15
5
10
-5
-10
-15
-5
2
3
1
2
3
time
x103
time
x103
combined message and AM signal
i5
combined message and FM signal
10
5
-5
-5
-10
-5
-5
-15
3
-10
1
2
1
3
time
x10-3
time
x103
a. The AM signal begins to distort because the AM index is too high
b. The FM signal appears to faithfully represent m(t)
c. Both AM and FM signals represent the message accurately.
d. both a and b are true
amplitude
amplitude
amplitude
amplitude
Transcribed Image Text:b)Select the statement that best describes the resultant wave forms. AM modulation FM modulation 15 5 10 -5 -10 -15 -5 2 3 1 2 3 time x103 time x103 combined message and AM signal i5 combined message and FM signal 10 5 -5 -5 -10 -5 -5 -15 3 -10 1 2 1 3 time x10-3 time x103 a. The AM signal begins to distort because the AM index is too high b. The FM signal appears to faithfully represent m(t) c. Both AM and FM signals represent the message accurately. d. both a and b are true amplitude amplitude amplitude amplitude
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