Q2. An analog signal x(t) = 4 sin (2nt) is ideally sampled, quantized, and encoded using a 3-bit PCM system. The sampling rate is 4 samples per second and the quantizeruniform midrise type with a step-size of 1 volt.a) Determine the quantizer parameters and sketch its input/output characteristic.b) Sketch the waveform of the sampled signal for one complete cycle of the input.c) Sketch the waveform of the quantized signal for one complete cycle (4 samples).d) Sketch the resulting PCM wave for one complete cycle assuming that unipolar NRZ(on-off) signaling is used.of the

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Answered: Q2. An analog signal x(t) = 4 sin (2nt)…

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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1. What is the condition for over modulation and what are its effects? 2. Name the frequencies generated in the output of an Amplitude Modulator. Draw the AM waveform, if the modulating signal is a square pulse waveform 4. Draw the AM waveform, if the modulating signal is a sine waveform and the percentage modulation is 100%.
a. A 2200 resistor is connected in series with the gate of an SCR using basic circuit in figure .The gate current required to fire the SCR is 10mA.What is the input voltage (Vin) is necessary to switch on the SCR?
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A chopper has input voltage of 290 and the load resistance as 50, the average load current as 50A. If the non-conducting time of thyristor chopper is 120 Psec. Calculate the pulse width of output voltage in Usec. In case pulse width is 1/3rd for constant frequency operation, find new output voltage. Duty Cycle pulse width of output voltage in Hsec new output voltage
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Describe the signal in Figure E.49 as a ramp function minus a summation of step functions. 15 x(t) Imm 4
For an eight-bit D/A converter having a range of 5 V, convert 10110110 into an analog sample value (consider using the mathematical method – Hint: convert to decimal and multiply by step size).
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2. Plot the transfer function, and clearly indicate the on/off conditions of each diode, the slope of the line, and the voltages of turning points in each operating region for the following circuits. Assuming the constant-voltage model (VD,on = 0.8 V) is used to determine the DC level. Also, Plot the output waveform in time-domain if the input signal is as shown below with the amplitude and other important values labeled in the figure. (a) (b) Vin R= 500 D₁ V₁= 2.5 V D₂ A V₂ 1.6 V D₁ 2R 2X4 2R D₂ 3R out Vout Vin Vin 10 mv 1-AAAA-3.4 V >t 5 V

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