Q31)The bit rate for American PCM-24 system is a. 2.048 Mb/s b. 1.544 Mb/s c. 8 kb/s d. 64 kb/s
Q: In PCM, assuming uniform quantization, what is the signal to noise ratio in dB for 12-bit code word?
A: Quantization is process in which the continuous amplitude signal is converted in to discrete…
Q: 4. FIGURE 1 shows how a 3 to 8 line decoder (TTL 74138) can be used in conjunction with NAND gate…
A: From the above question, we need to calculate a Address of the address bus in order to read the…
Q: The clock select register for channel A in an MC68681 DUART has bits 0 through 3 set to 0, 0, 0, and…
A: For the bits in clock register of the 0, 0, 0, 1 signal, the baud rate will be 2400.
Q: Sketch the RS-232 waveform that results from transmitting the binary value 10100011 over a…
A: Logic Waveform RS-232 the shown waveform pertains to the RS-232 port's Broadcast and Receipt lines.…
Q: using OR gate Desgin (NAND, AND, NORINOG) gate
A: NAND, AND, NOR, and NOT gate is designed by using OR gate as shown below
Q: If in a PCM system, uniform quantizer having total 256 steps is being used, then what will be the…
A: Given information: The number is steps present in the uniform quantizer is L=256
Q: In an M-ary 64-QAM digital system a) How many level does the system support? b) How many bits per…
A: QAM : quadrature amplitude modulation
Q: How many bits does an MC6800 family have? a) 16 b) 32 c) 4 d) 8
A: How many bits does MC8600 family have?
Q: For 2048-point sequence FFT with signal to noise ratio of 30 dB, how many numbers of bits required…
A: We need to calculate number of bits .
Q: a) An interfacing diagram of 8251A with 8086 system is shown below. An important block is hidden in…
A: Answering the 1st question. a) The given figure shows the interfacing of the 8251A with 8086 system.…
Q: Question 2: Eight sources, each with a bit rate of 1000 kbps are to be combined using synchronous…
A: Dear student as per our guidelines we are supposed to solve only one question in which it should…
Q: Assess the method to generate a 6.25 MHz signal using a 10-bits serial shift register operated with…
A: 10 bits serial shift register This serial shift register, Lag data from one clock time for different…
Q: Output data ratio of 8 bit PCM TDM system sampling 24 voice channels, comparing these using meu law…
A: Given, Number of bit, n= 8 PCM-TDM system sampling having number of voice channels, N=24 Frequency,…
Q: In a digital communication,explain all the methods/mechanism used or the minimization of Bit error…
A: The MCJD in 'M' part of radio wires are utilized to diminish the Bit Error Rate (BER) and MC-CDMA…
Q: What is the probability of error with a PSK system with a bit rate of 20kpbs, BW of 50 kHz, Noise…
A: The solution is given below
Q: In a PCM system, 8 bit uniform quantiser is used. How many quantizing levels will be present if the…
A: Given: In PCM system uniform quantizer is used having number of bits, n=8
Q: Character Binary Dataword from ASCII table (7bit value) Parity Bit Value Transmitted Codeword…
A: The given problem is from digital electronics circuit. As the odd parity transmission is used i.e.,…
Q: On the diagram below, depict how the bit stream '01100011 would be represented using Bipolar NRZ…
A: According to the question, we need to draw Bipolar NRZ for the given stream 01100011.
Q: How many OC signals are used in a SONET network with a 622.08 Mbps line rate? A. 8064 B. 4 C. 12 D.…
A: The solution is given below
Q: What is the 64-QAM constellation and phase (in degrees with 3 significant digits only) of the point…
A:
Q: Q. No 3. In a Public Switch Telephone Network (PSTN), how the analog speech signal is converted to…
A: PSTN represents Public Switched phone phone Network or the standard circuit-exchanged phone…
Q: Problem 4 ( A circuit has four inputs: A, As, Bz, and Be. Let each of A,Aand B,Bo represent a 2-bit…
A: According to the question,
Q: 1 the minimum signal to noise ratio (SNR) to receive the symbols bability of bit error 106 or less?…
A:
Q: 4) Illustrate the generation of noncoherent version of PSK signal for the input binary sequence…
A: Non-coherent PSK Generation : Initially, we are giving the input binary stream and delayed output…
Q: The operating point of a quadrature amplitude modulation QAM256 system is shown. This is a standard…
A:
Q: How many OC signals are combined into a 40 Gbps SONET network
A: D) 516096 From table 39813.12 Mbps i.e 40 Gbps the number of OC signals/channels combined are 516096
Q: In a digital communication, explain all the methods/mechanism used for the minimization of Bit Error…
A: The methods which are used for minimisation of Bit Error rate is as follows: WDFE beneficiaries got…
Q: Question 7: The following schematic is of a relay circuit that emulates a standard digital logic…
A:
Q: We need to use synchronous TDM and combine 20 digital sources, each of 100 Kbps. Each output slot…
A:
Q: Consider the 16-QAM digital modulation scheme (a) What does the abbreviation QAM stand for? (b)…
A:
Q: Derive a Boolean expression for the following digital circuit B
A: The given logic circuit is,
Q: Question 1. Which base, hex or octal, is more commonly used today as a shorthand representation for…
A:
Q: A resonant inverter with bidirectional switch has C- 3uF, L- 25uH and Vs - 220v. Its secondary is…
A: According to the question we have to calculate, The RMS device current with the help of given…
Q: a) Answer the following questions in more than two lines. i) What type of signals do a WDM use?…
A: FDM, TDM, and WDM are types of analog and digital multiplexers.
Q: If the 7-bit Hamming code word received by a receiver is 1011011. Assuming odd parity, state whether…
A: For 7 bit hamming code the 4-bit are data bit and 3 bit are parity bit that are located At;…
Q: 4. FIGURE 1 shows how a 3 to 8 line decoder (TTL 74138) can be used in conjunction with NAND gate…
A:
Q: Draw the block diagram for a common bus system for 16 registers of 32 bits each. The bus is…
A: Multiplexer It is a data selector. It has many inputs and one output.
Q: For a 16 ary PSK signals having bit rate equal to 250 kbps the BW efficiency will be?
A: Given, A 16 ary PSK signals having bit rate equal to 250 kbps. M = 16
Q: Modify the Laser Circuit FSM to output x for 25 ns, assuming Tclk = 5 ns. Draw the new State…
A: Note: As per Bartleby guidelines, as both question are different, solution for only first question…
Q: Sketch the Bipolar RZ Voltage encoding on a classic Ethernet for the bit stream 0001110101.
A: RZ (Return to Zero) is a line coding system used wherein the signal returns to zero between each…
Q: choose the correct answer The BCD equivalent and binary equivalent of the decimal number 10 are…
A: The BCD equivalent and binary equivalent of decimal number 10 is not same.
Q: Six message signals each of bandwidth 5 kHz are time division multiplexed and transmitted.…
A: According to the question we have to determine the signaling rate and the minimum channel bandwidth…
Q: 7. QPSK modulation, pulse forming raised cosine roll off coefficient a 0.2, bit rate 200 kbit / s,…
A: Given; Coefficient a=0.2 Bitrate Rb=200 kbps
Q: I have one question left. If ever please answer this three question? *Design a decoder that…
A: "According to the Company's policy, we will provide a solution for the first subpart of the question…
Q: In GSM, there are 8 separate time slots that makeup what is known as a “TDMA frame’’. Each GSM time…
A: Time Division Multiple Access or simply written as TDMA has a property that only within specified…
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- In a digital communication, explain all the methods/mechanism used for the minimization of Bit Error Rate (BER). Also state that which method/mechanism is preferred and why?Compare the bit error probability performance of a BPSK and QPSK systemWhat is the 64-QAM constellation and phase (in degrees with 3 significant digits only) of the point of a binary 101110? Please hand written solution and fast
- Sketch the Bipolar RZ Voltage encoding on a classic Ethernet for the bit stream0001110101.a) Convert the PCM binary sequence 1101000101 to NRZ(M) encoding and sketch the ASK and PSK waveform produced by the resulting code on the carrier shown.b) what would be the transmitted sequence if 'even' parity is used?20.b. How many OC signals are combined into a 40 Gbps SONET network?A. 192B. 256C. 768D. 516,096
- The number of bits per sample in a PCM system has SNqR=45 dB is?Q: Show, how to use the ROM circuits to multiply two binary numbers each of two bits.(DSD)We need to use synchronous TDM and combine 20 digital sources, each of 100 Kbps. Each output slot carries 1 bit from each digital source, but one extra bit is added to each frame for synchronization. Answer the following questions: (a)What is the size of an output frame in bits? (b)What is the output frame rate (frame/s)? (c)What is the duration of an output frame? (d)What is the output data rate? (e)What is the efficiency of the system (ratio of useful bits to the total bits).
- The clock select register for channel A in an MC68681 DUART has bits 0 through 3 set to 0, 0, 0, and 1, respectively. What is the baud rate of the transmitter? What is the bit-‐‑time (or duration) for each bit transmitted?1/ A 4 MHz analog signal is to be converted to a binary signal (PCM). If the signal to peak quantization noise ratio should be at least 30 dB: a/ What is the size of the code word? b/ What is the system rate in bits per second if sampled at the Nyquist rate?Derive expression for output rms voltage of single-phase bridge inverter when using single-pulse-width modulation technique.