Exercise: Communications

Questions for: Communications

An AM demodulator can be implemented with a linear multiplier followed by a ________ filter.
A:
low-pass
B:
high-pass
C:
band-pass
D:
band-stop
Answer: A
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A certain fiber-optic cable has the following characteristics: n1 = 1.82 and n2 = 1.73. What is the value of ΞΈc?
A:
71.90ΒΊ
B:
0.95ΒΊ
C:
18.1ΒΊ
D:
1.81ΒΊ
Answer: A
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