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Choose the correct answers: 1- The pilot signal is used for: (a) Demodulation (b) Synchronization (c) Equalization (d) Modulation 2- Which of the following modulation types provides the narrowest transmission bandwidth? (a) VSB (b) DSB-SC (c) SSB (d) NBPM 3- The "beating" signal is a result of: (a) non-synchronized frequency (b) non-synchronized phase (c) non-synchronized amplitude (d) completely non-synchronized signal

Choose the correct answers: 1- The pilot signal is used for: (a) Demodulation (b) Synchronization (c) Equalization (d) Modulation 2- Which of the following modulation types provides the narrowest transmission bandwidth? (a) VSB (b) DSB-SC (c) SSB (d) NBPM 3- The "beating" signal is a result of: (a) non-synchronized frequency (b) non-synchronized phase (c) non-synchronized amplitude (d) completely non-synchronized signal

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Choose the correct answers: 1- The pilot signal is used for: (a) Demodulation (b) Synchronization (c) Equalization (d) Modulation 2- Which of the following modulation types provides the narrowest transmission bandwidth? (a) VSB (b) DSB-SC (c) SSB (d) NBPM 3- The "beating" signal is a result of: (a) non-synchronized frequency (c) non-synchronized amplitude (d) completely non-synchronized signal (b) non-synchronized phase 4- The normal AM modulation percentage should be: (a) equal to 33.33% (b) less than 50% (c) larger than 100% (d) less than or equal to 100% 5- The power of the carrier signal in normal AM is always-- (b) equal to the power of the its DSB. (d) larger than (a) less than (c) equivalent to 6- If Hilbert transform of x(t) is equal to £(t), then Hilbert transform of £(t) is equal to: (a) x(t) (b)-x(t) (c) -2(t) (d) x(t)e/2 7- If the baseband signal bandwidth is BW, then the NBFM bandwidth should be: (a) larger than BW (b) equal to BW (c) equal to twice BW (d) less than BW
Transcribed Image Text:Choose the correct answers: 1- The pilot signal is used for: (a) Demodulation (b) Synchronization (c) Equalization (d) Modulation 2- Which of the following modulation types provides the narrowest transmission bandwidth? (a) VSB (b) DSB-SC (c) SSB (d) NBPM 3- The "beating" signal is a result of: (a) non-synchronized frequency (c) non-synchronized amplitude (d) completely non-synchronized signal (b) non-synchronized phase 4- The normal AM modulation percentage should be: (a) equal to 33.33% (b) less than 50% (c) larger than 100% (d) less than or equal to 100% 5- The power of the carrier signal in normal AM is always-- (b) equal to the power of the its DSB. (d) larger than (a) less than (c) equivalent to 6- If Hilbert transform of x(t) is equal to £(t), then Hilbert transform of £(t) is equal to: (a) x(t) (b)-x(t) (c) -2(t) (d) x(t)e/2 7- If the baseband signal bandwidth is BW, then the NBFM bandwidth should be: (a) larger than BW (b) equal to BW (c) equal to twice BW (d) less than BW
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