22222

22222

University

15 Qs

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Assessment

Quiz

Engineering

University

Practice Problem

Easy

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Alvin Pisante

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a major factor when designing FM Radio systems?

Intermodulation Noise

Baseband frequencies

Transmission gain and delay distortion

Frequency-division multiplexing

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the composite signal that modulates the FM carrier include?

Narrowband FM signals

Only voice-band channels

Frequency-division multiplexed voice-band channels

Only video signals

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What provides an artificial boost in amplitude to higher baseband frequencies?

Modulation Index

Deemphasis Network

Frequency Modulator

Preemphasis Network

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the typical range for modulation indices in FM?

2 to 3

1 to 2

0.5 to 1

0.1 to 0.3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of FM signal is produced at the output of the deviator with low-index frequency modulation?

High-index FM

Narrowband FM

Wideband FM

Baseband FM

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a microwave repeater?

A type of antenna

A receiver and transmitter placed back to back

A digital signal processor

A device that only transmits signals

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a repeater station do?

Modulates signals

Only transmits signals

Only receives signals

Receives, amplifies signals, and reshape

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