12. Which of the following conditions should be met by a system block such that the output will not be linearly distorted? i. The magnitude response within the system bandwidth must be constant. ii. The phase response within the system bandwidth must be constant. iii. The time delay within the system bandwidth must be constant. iv. The time delay within the system bandwidth should be linear with frequency. A. i and iv only B. ii and iii only C. ii and iv only D. i and iii only E. i, ii, and iii only

12. Which of the following conditions should be met by a system block such that the output will not be linearly distorted? i. The magnitude response within the system bandwidth must be constant. ii. The phase response within the system bandwidth must be constant. iii. The time delay within the system bandwidth must be constant. iv. The time delay within the system bandwidth should be linear with frequency. A. i and iv only B. ii and iii only C. ii and iv only D. i and iii only E. i, ii, and iii only

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...

See similar textbooks

Similar questions

With the aid of diagrams, show and explain how phase locking is used to demodulate a frequency-modulated (FM) signal.
1. The Voltage spectrum of FM signal is shown in Figure 1. The maximum amplitude of modulating signal is 5V. Calculate the bandwidth , modulation index „Carrier frequency, modulating frequency and specify the type of Modulator(narrow band or wide band). 1.54 4.06 4.06 2.45 2.45 0.91 0.91 0.21 0.21 192 194 196 198 200 202 204 206 208 KHZ Figure 1 Reference: (1] Fundamental of Frequency modulation, Pages 150- 163, Principles of Electronics Communication system, Louis E. Frenzel Jr. Check Moodle assignment link for book. DFocus
1. If we add a Zero into a system: I. The gain slop will be increased by 20db/decade at its corner frequency. II. The gain slop will be decreased by 20db/decade at its corner frequency. III. Gain will not be affected. IV. None of the above. 2. If we add a Pole into a system: I. The phase will be increased by 90 degrees. II. The phase will decrease by 90 degrees. III. Phase will not be affected. IV. None of the above. 3. In systems, the Integrator add slop to the system gain equal to: I. 20 db/decade. II. -20 db/decade. III. 0 db/decade. IV. None of the above 4. The purpose of the Lag Compensator is: I. Improve the study state response of the close system. II. Speed up the transit response. III. All the above. IV. None of the above. 5. In the Lead Compensator: I. Z > P. II. Z < P. III. Z = P. IV. None of the above.
Problem1: the figure shows multiple modulation schemes for the signal that is given by the dashed line sinusoidal function, the X-axis is the time axis is seconds and the Y-axis is the amplitude. Answer the following: 1. What is the modulation scheme in A? 2. What is the modulation scheme in B? 3. What is the sampling frequency? 4. What is the value of the duty cycle in A?
3- Choose the correct answer: a. If the system requires lower system complexity, which system do you recommend: i. DPCM ii. DM iii. PCM b. The bandwidth of unipolar RZ is i. less than ii. bigger than iii. equal the bandwidth of polar NRZ. c. To reduce the "slope overload distortion" in DM we need to i. Increase ii. Decrease iii. Maintain i. Increase ii. Decrease iii. be Constant step size. d. If we reduce the number of quantization levels, L, the quantization error will
How it is generated Single Sideband Modulator Using Filter Method
1. The Voltage spectrum of FM signal is shown in Figure 1. The maximum amplitude of modulating signal is 5V. Calculate the bandwidth , modulation index ,Carrier frequency, modulating frequency and specify the type of Modulator(narrow band or wide band). 1.54 4.06 4.06 2.45 2.45 0.91 0.91 0.21 0.21 192 194 196 198 200 202 204 206 208 KHz
b) A carrier is frequency-modulated with a sinusoidal signal of 2 KHz resulting in a maximum frequency deviation of 5 KHz calculate: 1- The modulation index. 2- The bandwidth of the modulated signal. 3- The amplitude of the modulating sinusoidal is increased by a factor of 3 and its frequency is lowered than to 1KHZ . Find the maximum frequency deviation and the bandwidth of the new modulation signal
1. Compare between Phase method and Filter method that are used in SSB modulation. 2. Comment on the condition that must be satisfied by the SSB filter in filter method and the phase changer in phase method. 3. Show with the aid of equations and block diagram the generation of (USB) signal by using phase shift method.
4) Listen A sinewave voltage is defined by an effective voltage of 2.82Vrms. Calculation of the amplitude Vpk is performed: By multiplying Vrms by 2/Pi (=0.637). By dividing Vrms by 1.41 (square root of 2). By multiplying Vrms by 1.41 (square root of 2). By dividing Vrms by 2/Pi (=0.637). Calculation cannot be done since we do not know the frequency of the signal. O None of these statements are true. prt sc 144
36. Phase modulation is also a type of angle modulation.Group of answer choices True False 37. In FM, the amplitude and frequency of the carrier is changed in accordance with the modulating signal.Group of answer choices True False 38. Phase modulators produce maximum frequency deviation at the time that the modulating signal transitions from negative to positive values or vice versa.Group of answer choices True False 40. In PM, maximum amount of leading or lagging phase shift happens at the peak values of the modulating signal.Group of answer choices True False
A channel having a bandwidth of 1 kHz, the power of signal is 10 W and the power of noise is 5 W. Determine the channel capacity. Or: A channel having a bandwidth of 1 kHz and Signal to Noise Ratio (SNR) is 2. Determine the channel capacity.