Explain the operation of the PCM encoder. Discuss the effect of changing the number of bits in the output waveform. Discuss the effect of changing the frequency of input analog signal on the reconstructed analog output signal.

Q: An input of a conventional AM modulator is a 300 kHz signal which supports an amplitude of 30 Vpp.…

A: Consider the given data as below. Carrier amplitude, AC=30 V Modulating signal amplitude, Am=5.0 V

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Q: Q3\ Draw the bridge full wave rectifier and explain the operation of each part in the circuit.

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Q: Problem 1: You construct an oscillating LC circuit with inductance 18 mH and capacitance 1.1 µF.…

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Q: 5. Below graph shows transimittance of ZnSe on glass substrate. Eestimate transmittance of ZnSe at…

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Q: The "over-the-air" television channel 6 operates between frequencies 82 MHz and 88 MHz, with the…

A: The answer is 79.64 ohms. If you have any query please feel free to comment Explanation:

Q: R The LCR circuit in the Figure is driven by a voltage source with VẠc = Vmax sin(2nft), where Vmax…

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Q: A rectangular waveguide which has a cross section of a = 6 cm and b = 3 cm is filled with a magnetic…

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Q: A symmetrical, passive, reciprocal and lossless two-port network has a Z, (real) characteristic…

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Q: What are the main system hardware requirements which must be taken into consideration when changing…

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Q: show that the magnetic induction vector B satisfies the wave equation 1 0²B c² dt² V2B=

A: From the given maxwell equations we can derive the wave equation using some operations on it . The…

Q: Find the input impedance for the network as Z (@) = V(@)/I(aw). (Hint: Use the Fouries Transform of…

A: Given:               In the circuit we have,                             Zω=V(ω)I(ω)…

Q: PI EXPlain The effect of increasing The filter Capacitance on The outPut Voltage in The half - wave…

A: To explain:  The effect of increasing the filter Capacitance on the output voltage in half wave…

Q: Citizen's band (CB) radio utilizes frequencies between commercial AM and FM. What is the frequency…

A: Given Data: The wavelength of a CB channel is, λ=11.63 m   The expression for the relationship…

Q: (1) Analytical part: Find the impedance [z] parameters, hybrid [h] parameters and transmission [T]…

A: Solve for impedance parameters.

Q: 1. a. What is the independent variable and what are its units? b. What is the dependent variable and…

A: Dear Student, as the question consists of multiple questions with multiple subparts, I am only…

Q: For a case of two layers over a halfspace, derive an expression for the thickness of the second…

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Q: ving points true (V) or false (x). 1. The resonance at LCR parallel circuit the impedance of the…

A: Check the following statement true or false.

Q: North American outlets AC electricity with a frequency of f = 60.0 Hz while the European standard is…

A: Given :    Frequency of American Standards, f1 = 60.0 Hz    Frequency of European standards, f2 =…

Q: 3. Consider a compact dise that uses pulse-code modulation to record audio signals whose bandwidth W…

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Q: A RLC circuit is working at resonance frequency f0. The circuit parameters are shown in the figure,…

A: Given that---- V = (170V) sin 2pi f0t R = 75 ohm L = 60 mH C = 213 micro F Question ❓ 1)…

Q: The following circuit can be used in generating a wideband FM (WBFM) signal, what is the frequency…

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Q: Vcc=15V 5. For the circuit given in Figure 4, find the values of R, and R, where Icsat = 1.5mA and…

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Q: er input pulse to the monostable multivibrator has the time  period of (a) 4ms and (b) 15 ms

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Q: the wires, a changing electric field E exists between the plates of the сараcitor. The electric…

A: Given values: capacitance C=3.28μF frequency f = 3.00 kHz voltage ∆Vmax=30.0 V

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Q: An AM signal in which the carrier is modulated 70% contains 1500 W at the carrier frequency.…

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Q: An AM transmitted radiates 9kw with the carrier u-modulated and 10.126 kw when the carrier is…

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Q: b. A Transmission line 20 cm long has a characteristic impedance of 200 Q and is short-circuited at…

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Q: Numerical Integration An alternating current is described by i(t) = (sinsin) where i = 1 A, t = 0.05…

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Q: FM radio stations use radio waves with frequencies from 88.0 to 108 MHz to broadcast their signals.…

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Q: b. Consider the transmission line in the figure. i. Determine the SWR on transmission line ii. The…

A: The load impedanve Zl=40+j30 ohm Zo=50ohm the reflection coefficient r=(Zl-Zo)/(Zl+Zo)…