Q5) A binary channel has the following noise characteristics: P(Y/X) 1 2/3 1/3 1 1/3 2/3 If the input symbols are transmitted with probabilities 4 and 4 respectively, find H(X), H(Y), Н(Х,Ү), Н(Ү/X).
Q: QI. A modulating signal f(t) has a maximum frequency of Ai kHz and peak value of Az volt, this…
A: A message signal is transferred from the sender to the receiver end. The signal is transmitted…
Q: Using the digital modulation and line encoding techniques, modulate and encode this digital data:…
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Q: Sketch the discrete time signals x1(n) and x2(n) corresponding to the sampling periods T1=0.5s and…
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Q: Explain the relative merits of high- and low-level modulation schemes
A: The highly efficient class C amplifiers are used in high level Modulation schemes and the linear…
Q: The Signal-to-Noise ratio in a channel is 42.14 dB. The channel bandwidth is 12 KHz. Calculate the…
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Q: C. P - P. + USB + LSB eq 1 P, = USB + LSB eq 2 After analyzing a modulation scheme, the above two…
A: We need to tell about power in amplitude modulation and DSB SC modulation.
Q: A carrier is modulated by three audio tones. If the modulation indexes for the tones are 0.3, 0.4,…
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Q: Over modulation in AM occurs when its modulation index is greater than 1. Select one: O True O False
A: The statement is false Because in the Conventional AM modulation or simply AM Modulation the value…
Q: B) Select the best answer from Multiple choices: 1. In comparison of both SSB and VSB , we say: a-…
A: 1. B is correct SSB stands for single sideband modulation where as VSB stands for vestigial sideband…
Q: In QAM, the minimum bandwidth required for transmission is twice as that required for PSK…
A: in QAM the minimum bandwidth required for transmission is twice as that required for PSK…
Q: Considering (103)₁ = (abcdefg)₂, design a synchronous sequence detector circuit that detects…
A: Given (103)10 = (abcdefg)2⇒(103)10 = (1100111)2 To Design: A logic circuit for Sequence detector…
Q: Let the system:- 10K G(s) = s(s + 10) and with DAC and ADC if the sampling period is 0.05 s. 1- Find…
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Q: In the figure shown below, Vmax is measured as 10.4 V and Vmin measured as 4.4 V. 1. Draw the…
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Q: Demodulation (for non- coherent detection) of DSB-SC signal, can be achieved by using pass band…
A: Demodulation of DSB -SC signal Demodulation of the double side band suppress carrier is amplitude…
Q: 2. What are the maximum rate and bandwidth of QPSK modulation
A: QPSK is called quadrature phase shift keying and is better than BPSK.
Q: Consider an AWGN channel with 4-kHz bandwidth and signal to noise ratio1.25 x 10*. Calculate the…
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Q: Q. An SSB transmission contains 10KW. This transmission is to be replaced by a standard amplitude…
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Q: What is the maximum transmission efficiency of an AM signal? a. 64.44% b. 33.33% c. 56.66% d. 75.55%
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Q: What is the maximum transmission efficiency of an AM-LC signal? O 64.44% O 75.55% O 56.66% 33.33%
A: The percentage of total power contributed by side bands of the AM signal is denoted as the…
Q: 7 Find the input voltage and current in two-port at pic.7 if at short circuit output the ampermeter…
A: Given, ABCD parameters coefficients are A= 3 B= 12+j10 ohm C= -j0.5 S Given, output is short. That…
Q: Design a 4-bit magnitude comparator that compares two 4- bits value A and B.to check if they are…
A: A 4 bit magnitude comparator is used to compare two four bit words. Let the two numbers be A and B.…
Q: Design the Frequency Division Multiplexer (FDM) for three voice signals where the bandwidth (BW) of…
A: Multiplexing is the process of sharing a single communication channel or medium for transmission of…
Q: 11. A speech signal is sampled at a rate of 8 KHz, logarithmically compressed and encoded into a PCM…
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Q: a modulating signal has a PSO of S(w) - lol. e?o. the effective band width B of mct) is that band…
A: A message signal is transferred from the sender to the receiver end. The signal is transmitted…
Q: SNR is required to be low for good communication systems. Select one: True False
A: False
Q: 20. Which of the following is not true? O GPRS is a circuit-switched data solution GPRS is a…
A: GPRS - General Packet Radio service Some of the characteristics of GPRS includes 1) GPRS is an on -…
Q: Voice information with a frequency range of 0.3 ~ 4 kHz is sampled according to Nyquist requirements…
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Q: For n=1, M=2, the baud is equal to the bit rate. Select the correct response:
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Q: (2) A binary channel with maximum allowable rate is 36000 bps is available for PCM voice…
A: Please refer the attached images for the complete answer..
Q: 19) Determine the thermal noise power density [No] in decibels and watts, given the following…
A: Thermal noise power=K.T.BWK=Boltzman…
Q: Q2/ Find the DFT x[k] of the signal x[n]F[ 5, 7,9, 11] by using DIF FFT algorithm.
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Q: 2. Compare between DSB-SC and DSB-LC modulation, considering total power and bandwidth.
A: DSB-LC stands for double side band large carrier in which the dc level of the message is increased…
Q: Is is required to transmit four baseband signals each with 15KHz bandwidth on a single FM carrier.…
A: Design of the required system:
Q: 4.In FSK modulation, if the mark frequency is 105kHz and the gap frequency is 115kHz, if the input…
A: Calculate the bandwidth using the bessel tables for the given values. Mark frequency,fm = 105kHz…
Q: 2) A binary channel with maximum allowable rate is 36000 bps is available for PCM voice…
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Q: Q3/ Find the DFT x[k] of the signal x[n]=[ 2, 2, 2, 2, 1, 1, 1, 1] by using DIT FFT algorithm.
A: x[n]=[2,2,2,2,1,1,1,1] To find DFT x(k) using DIT FFT algorithm.
Q: The PAM sampling rate is not based on the Nyquist theorem. Select one: O True False
A: So we have to find whether the PAM signalling rate is based on Nyquist rate or not.
Q: why S-parameters are preferred to other types of two-port parameters at RF frequencies
A: At high frequency we prefer S - parameters because at high frequency S - matrix accurately describe…
Q: A signal m(t) band-limited to 9 kHz is sampled at a rate of 33.33% higher than the Nyquist rate. The…
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Q: modulating signal has a PS o of , eo a S,(w) - Icol lul 203 the effective band width B of mct) is…
A: A message signal is transferred from the sender to the receiver end. The signal is transmitted…
Q: y[n] = x[n + 1] − 2x[n] + πx[n − 1]
A:
Q: 4.In FSK modulation, if the mark frequency is 105kHz and the gap frequency is 115kHz. A) calculate…
A: According to the bartleby's guidelines we have to solve only first three subparts of a question so…
Q: For 16-PSK and a transmission system with a 10kHz bandwidth, determine the maximum bit rate.
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Q: Q5) A binary channel has the following noise characteristics: P(Y/X) 1 2/3 1/3 X 1/3 2/3 If the…
A: Given: Brief description: In the above given question they have mentioned the joint probability…
Q: A receiver has two uncoupled tuned circuits before the mixer, each with a Q of 75. The signal…
A: (a) The image rejection ratio is calculated as follows: The image signal frequency for high side…
Q: (a) What is the baud rate? (b) What is the equivalent bit rate? (b) What is the null bandwidth?
A: In this case, the gross bit rate will be According to the question, the number of possible values…
Q: we have an available bandwidth of 100 KHz which span from 200 to 300 KHz. What should be the carrier…
A: Answer: Give BW=100 KHz span(range)=200-300 kHz FSK with d=1 & r=1 So the two carrier…
Q: An SSB transmission contains 10 kW. This transmission is to be replaced by a DSB-SC modulated signal…
A: Transmission line is a line of the conductor it is used to transfer signal from one terminal to…
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- C1= 0.5µF , C2 =0.77µF What is the low cutoff frequency of the given circuit? Note1 : β= 150 will be taken at the middle band frequency and the frequency dependence of β will be ignored. Note2 : The output empedance of transistor r0 will be neglected in the calculations.The following are the required circuit parameters for the T1 transistor in the following circuit.VBE=0.7 V, β=120, Cbc=Cμ=100pF, Cπ=Cbe=220pF, VA=∞, VT=26mV, and ro negligence; d) Find ro output resistance. e) Find the lower cut frequencies. f) Find the upper cutting frequenciesN-channel Mosfet compared to P channel mosfetWhich of the following is true?A) It is faster.B) It has a lower input impedance.C) It has a lower noise level.D) none
- Derive the equations for vIN and vOUT. gm1=gm2=1 mS, RX = 75 kΩ, and CX = 1 pF. Ignore channel length modulation and all other parasitics in your analysis.A PLL frequency synthesizer has an output frequency of 162.7 MHz. The reference is a l-MHz crystal oscillator followed by a divider of 10. What is the main frequency divider ratio?C1=0,5µF , C2=0,54µF What is the low cutoff frequency of the given circuit? Note1: β=150 will be taken at the middle band frequency and the frequency dependence of β will be ignored. Note2: Output impedance of transistor r0 will be neglected in calculations
- Solve for the: QTot VTot Ceq Of the circuit.Indicate which of the following signals can be sampled without any loss ofinformation? For signals that can be sampled properly, determine the minimum samplingrate that can be used.Can you upload a schematic of ne5532 audio amplifier circuit with a gain of one? And explain your circuit
- Calculate the modulating voltage of the third audio signal necessary to provide 100 % modulation of a 100-V carrier that is modulated simultaneously by another two sine waves with m1 and m2 equal to 75 % and 45 % respectively.Using 741 op amp, design a suitable circuit to generate Binary Phase Shift Keyiing(BFSK) modulator. Design should perform in such a way that the BFSK output should contain a frequency of f1=2kHz when message signal is low and f2 =4kHz when the message signal is high. Take the frequency of message signal as 200Hz. Draw the clear circuit diagram and calculate the values of resistors and capacitors used.Find the parameters of Zi, Zo and Av, Ai and re for the given circuit in below.