Develop the truth table and constellation diagram of QPSK using I -channel reference cos wct and 90 degrees phase shift for IQ inputs 00 and 10. Draw the analog output waveform of the given inputs

Q: Design and simulate internal structure of (8*1) multiplexer.

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Q: Draw the amplitude shift keying signal. b) Draw the frequency shift keying sign. c) Draw the phase…

A: a) Draw the amplitude shift keying signal.   b) Draw the frequency shift keying sign.   c) Draw the…

Q: 3. (a) The following figure depicts a sampled analog signal for digital signal representation. By…

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Q: 13. The purpose of the __________ is to periodically sample the continually changing analog signal…

A: 1) The purpose of the quantisation is to periodically sample the continually changing analog signal…

Q: 5. With the aid of the circuit diagram shown below, discuss how it produces a Frequency Modulated…

A: According to the question, we need to discuss  how the given circuit produces a Frequency Modulated…

Q: The DSB-SC AM signal you should generate is x₁ (t) = cos(2 × 5000t) · cos(4ñ × 10¹t), where cos(4 x…

A: Given Data: A continuous-time signal of,To Find:a. Plot of the power spectrum.

Q: Draw the waveforms of FSK if the modulating data signal is 1 0 0 1 1 0 1 (Draw the modulating data…

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Q: ..... .. .. ... .... ... In PCM, the first step after PAM, is coding of the analog pulses. Select…

A: We need to tell about the PCM .

Q: An analog signal in sine form is intended to be transmitted to the receiver by pulse code…

A: 1) - Theoretical Value of sampling frequency is always equal to 2 times the signal frequency. Hence…

Q: For the shown system, Use the Routh criterion to determine the range of stability relative to the…

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Q: What are the benefits of SSBSC modulation compared to DSBFC-AM and DSBSC-AM?

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Q: A. Draw the maximum point detector circuit and sketch the output waveform for the input signal of…

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Q: Determine four distinct types of modulation processes.

A: Solution:   Modulation is an essential process that enables the transmission of information through…

Q: 010: It is required to transmit a sinusoidal signal of 1- volt amplitude and 800 Hz by delta…

A: Write the given values. A=1 Vfm=800 Hzfs=40000 samples/sec

Q: 8) In digital communication systems, analog signal input is converted to digital form by three…

A: Analog to Digital Conversion (ADC):- The electronic process known as analog-to-digital conversion…

Q: 2- For Zeigler-Nichols method the gain.. . is increased till system oscillates at constant amplitude…

A: for Zeigler's Nicholas method the gain is increased till system oscillates at constant amplitude

Q: Determine the Nyquist sampling rate and the Nyquist sampling in- terval for the signals: (a)…

A: Given: a) sinc2(100t)b) sinc(100t)+3sinc2(60t)c) sinc(50t)sinc(100t) To find: Nyquist sampling rate…

Q: The task of the modulator is: O a. Amplification of the analogue signal before transmission. O b.…

A: Modulator: A modulator is an electronic circuit that combines two signals with one is of low…

Q: analog signal is to be coded by an ADC. The signal contains significant frequencies up to 6MHz.  The…

A: We need to find out the number bits per sample for quantization error .

Q: Define modulation index. Why is it kept low? What is the role of a bandpass filter?

A: Modulation, which involves incorporating information into an electrical or optical carrier signal,…

Q: The maximum peak frequency deviation divided by the maximum frequency gives the worst-case…

A: Frequency deviation is the worst case modulation index is equal to maximum peak frequency deviation…

Q: The bandwidth of code modulator is restricted to 4kHz The input is varies fom -3.8V to 3.8V. The…

A: Pulse code modulation, Delta Modulation Adaptive delta modulation are used to convert analog signal…

Q: The Companding occurs only when;

A: Compounding :- It is a technique used to compressing and then expanding an analog or digital signal.…

Q: Q 6(a) Derive state-variable equations for the circuit in Figure 6, showing all steps clearly and…

A: 6a)

Q: Consider the following message signal and modulated signal. Is it a: 14 12 10 m(t) Xc(t) a. SSB…

A: As per our company guidelines we are supposed to answer only first question kindly repost other…

Q: Discuss the advantages and disadvantages of using amplitude modulation

A: Given :    Amplitude modulation system :    In amplitude modulation system the amplitude of the…

Q: Explain the concept of PWM (Pulse Width Modulation) and its applications in controlling the…

A: Pulse-width modulation (PWM) is a technique for controlling the average power delivered to an…

Q: 1. a) An analog signal contains frequencies up to 12 kHz. (i) What range of sampling frequencies…

A: Digital to analog converter:

Q: determine nyquist sampling rate and Nyquist Sampling interval fors The Signal sse sine (1000At)

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Q: One input to an AM DSBFC modulator is an 800 kHz carrier with an amplitude of 40 vp. The second…

A: We need to analyse the amplitude modulated signal

Q: H.W2: Analog signal is inserted to the input of PCM transmitter system, the sampler output is…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Dada la información que aparece en la imagen de abajo (circuito con transistor de configuración…

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Q: Problem 2)- The figure below shows the binary input data and carrier signal that used in a optical…

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Q: . What is the need of sampling rate alteration / multi-rate system? Explain with an example.

A: Note Components of sampling alternation  Decimation  Interpolation  Upsampling  Downsampling

Q: 2 Modulation index for FM is defined as a ratio of modulating signal frequency to maximum frequency…

A: Modulation index (β): Modulation index for Frequency Modulation (FM) is define as the ratio of…

Q: Draw and find the BASK signal if maximum carrier amplitude is 14V and f.=0.1MHZ and the input…

A: Binary Amplitude Shift Keying (BASK) one type of digital base band modulation technique. In ASK…

Q: To generate ASK, a sine wave carrier is multiplied by a bipolar data signal in a Balanced Modulator.…

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Q: Calculate the third harmonic distortion in the Colpitts oscillator under small signal conditions.

A: The Colpitts oscillator is a particularly good circuit for producing fairly low distortion sine wave…

Q: Draw the time domain representation of amplitude modulated signal with proper scale and modulation…

A: Brief description: Modulation is one of the important technique in the communication system where…

Q: Q1: Answer the following: A. Design a square wave Oscillator for frequency 1 kHz using: (i) BJT.…

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