Find the following signals' DTFT (DTET table and propotise) 1)2 0.5 u(n) 2)3 cos5n+ sgn(n-3) 3) 2 en4.0.5 u(n) For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac).

Q: The information in an analog signal voltage waveform is to be transmitted over a PCM system with an…

A: Given, Analog signal voltage waveform is to be transmitter over a PCM system. Accuracy is ∆2=±0.1%…

Q: An a differential pulse code modulated system, the transmitted bits per sample is 7.  How many…

A: number of quantization level given by 2nwhere n is no of bits

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: Q3: Assume a DM system that can only process analog information signals with a 3.5 kHz bandwidth.…

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Q: QUESTION 11 Describe the effect of sampling rate and quantizer bit number on the quality of the…

A: We need to find out the effect of sampling and quantization in quality of digital signal.

Q: A static VAR compensator consists of: A. TCRs in parallel with one or more TSCs B. Only TCR's C.…

A:

Q: A single tone 4 kHz message signal is sampled with 9 kHz, 7 kHz and 5 kHz. Aliasing effect will be…

A: Single tone message frequency fm=4 kHz, Sampling Frequencies fs1=9 kHz, fs2=7 kHz and fs3=5 kHz. In…

Q: Explain the concept of modulation and demodulation in analog and digital data transmission.

A: Modulation and Demodulation are fundamental processes in the field of telecommunications, especially…

Q: What is the number of select inputs in a multiplexer with 4 input lines? O a. 4 O b. 1 O c. None O…

A: Multiplexer with 2n inputs has n selection lines and we have only single output.

Q: a) Convert the decimal number - 226 into a signed binary number using (1) sign-magnitude method (2)…

A: Decimals to binary Conversion:                         It is done by dividing the decimal number by…

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: 03: Assume à DM system that can only process analog information signals with a 3.5 kHz bandwidth.…

A: Digital communications

Q: 3. What are the three general classes of erroTS ?

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Q: A. TDM 3. FDM C. WDM D. All of the above

A: There are two types of multiplexing techniques: 1) Analog signal multiplexing 2) Digital signal…

Q: Question 3. Select the correct statement regarding the modulated FSK waveform. a. The modulated…

A: The main advantage of FSK waveform is  It has low probability of error. That means we will get…

Q: Explain by block diagram and equations the PLL method of Demodulating FM

A: PLL FM DEMODULATOR A Phase-Locked Loop (PLL) is basically a negative feedback system. It consists of…

Q: (b) Draw the complete block diagram of the inverse of eight point FFT (Decimation in Frequency) and…

A: Block diagram the inverse of 8 point FFT (decimationin frequency) is shown in figure below.

Q: A.What are the different type of operations that the signal/s undergo during the Pulse Code…

A: As per the honor code we are supposed to answer only the first question. Hence please post the next…

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: Turn even LEDS with one switch and odd LEDS with another switch for RB port of a PIC16F84A. Write a…

A: Aim: To Write a program in assembly language for PIC16F84A which would Turn even LEDs with one…

Q: 3.1) How many PIC24 Timer2 ticks are equal to 1.2 ms assuming a prescale of 8 and a Fcy of 30 MHz?…

A: “Since you have asked multiple question, we will solve the only one question for you. If you want…

Q: b) A modulated signal of x(t) = 6cos(300nt)cos(4800nt) + 30 is converted to a digital %3D signal…

A:

Q: Explain the need for JK bistables to be edge triggered.

A: JK Flip-flop:- It is sequential device which is bi-stable single bit memory device. One input pin…

Q: Th mpute the physical address for the specified operand in each of the following instructions.…

A: As per our policy we can provide solution to first question only. As the given instruction is: MOV…

Q: What is the minimum possible energy per bit required for reliable communication over a white noise…

A: The minimum possible energy required for the reliable communication over the white noise analog…

Q: C *.accepts this data and redistributes it to the n outputs................. encoder De-multiplexer…

A: Combinational circuit outputs depends on present inputs Sequential circuit output depends on present…

Q: How to measure the quality of the output signal in ADC? A. Signal-to-noise ratio B. Quantization…

A: The Signal to quantization noise ratio reflects the relationship between the maximum nominal signal…

Q: In a PCM system, the maximum frequency of the analog input signal is 4 kHz. If the number of…

A: Given that  Maximum frequency of the analog input signal (fm) = 4 kHz Quantization level=2 =2n So…

Q: Question No 1. A) Describe encoding technique (Digital Data to Digital Signal) and explain about…

A: A) Encoding technique: Encoding is the way  of converting the data into specified format and all…

Q: Write verilog code for priority encoder.

A: Multiplexer is combinational Circuit that select one of its input to the output . The select line…

Q: Which shift keying technique is used in the following diagram? Briefly explain:

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Q: Analog and digital communication systems (ii) Digital modulation and digital transmission.

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Q: uring the execution of an IN instruction, the WR signal will Go low. Stay high. Tristate. Multiplex

A: Here they are interested in the instruction IN .   WR ° = WRITE OPERATION  R° = READ OPERATION  WR°…

Q: List the outputs of Encoder at BCD indicators for each of the eight input pulses shown in Figure;…

A: IC 74147 is a priority encoder with active-low inputs and outputs. The behavior of the encoder is…