32 channel are multiplexed using flat top with TDM with pulse duration 1u sec with synchronization pulse duration 1µ sec with fm = 4KHZ with Nyquist rate then spacing pulses is
Q: Six signals, the bandwidth of each one is 2kHz, are to be transmit- ted simultaneously by TDM-PCM.…
A:
Q: Two M-QAM modulation schemes, 16-QAM and 64-QAM, having equal error performance (I.e same value of…
A: According to question we have to, (a). Calculate the E/N, in 64-QAM system. Compare the results.…
Q: In PM modulation; 1-Increasing the amplitude of the m(t) signal 2-Increasing the frequency of the…
A:
Q: What is the processing gain in a DSSS system with a 1.5-MHz channel and a data rate of 20 kbps?
A: In Direct sequence spread spectrum the pseudorandom code which occurs at fast rate can increases the…
Q: 6. It is difficult to use the simple AGC system available on the ANACOM 1/2 board with an SSB…
A: According to the question, 6. It is difficult to use the simple AGC system available on the ANACOM…
Q: Q1// A carrier signal given by 10cos10000t volt is AM/DSB-LC modulated by the message signal…
A:
Q: 4. Form an AM DSBFC envelope with a 40V positive maximum voltage and a 10V positive minimum voltage,…
A: Given AM DSBFC signal has positive maximum voltage = 40V Positive minimum voltage = 10V
Q: An AM single tonc modulated signal has a minimum peak envelope power of 154 and a maximum. envebée…
A:
Q: For over modulation, the value of modulation index m is
A: The correct option along with the explanation is provided in the following section.
Q: List and give a brief explanation of two typical SSB modulation applications I need the answer Fast…
A: We need to give the explanation of two typical SSB modulation applications.
Q: 1. Calculate the frequency of the TDM pulses for a 4 - channel TDM transmitter if the maximum…
A: By using the formula Rb = n.N/ Ts= n.N .fs We can find output frequency
Q: The primary benefit of PAL is having a programmable AND array and fixed OR array, that it was…
A: For the above given statement we need to justify it's correctness for the given concept PAL.
Q: Estimate the percentage change of power for a DSB-SC AM system when the value of the modulation…
A: Given: The modulation index for a DSB-SC AM system changes from 0.6 to 0.9. The corresponding…
Q: Pssa-sc 1 AM system has E and Vm-8V, so the modulation index, PDSB and the amplitude of carrier Pt…
A: In the given question The ratio of SSB -SC power to Total power = 1/6 Magnitude of the message…
Q: Why we need synchronization bits in ?TDM To decrease bandwidth To decrease system complexity To…
A: TDM: it is a technique used for sending/ receiving more than one message signal simultaneously…
Q: A PM signal has a maximum allowed deviation of 17 kHz, and an actual deviation of 8 kHz. What is the…
A: Given for PM Maximum allowed deviation = 17 kHz Actual deviation = 8 kHz Percentage modulation…
Q: Draw constellation diagram of 8-QAM modulation?
A: CONSTELLATION DIAGRAM: 1. When dealing with multilevel ASK(Amplitude Shift Keying), PSK (Phase…
Q: A carrier signal given by 10 cos 10000 nt volt is AM/DSB-LC modulated by single-tone signal 4 cos…
A: The solution can be achieved as follows.
Q: Six message signals each of bandwidth 5KHZ are time division multiplexed and transmitted. Determine…
A: Pulse code modulation, Delta Modulation Adaptive delta modulation are used to convert analog signal…
Q: نقد * Why we need synchronization bits in ?TDM To decrease bandwidth To decrease system complexity…
A:
Q: We need to send 210,000 bits per second over a noiseless channel using 128- QAM. Determine the…
A: In this question we will find bandwidth for transmitting signals through noiseless channel....
Q: A 5 MHz carrier is modulated by a 5 kHz sine wave. Sketch the result in both the time and frequency…
A: We will first calculate the upper side band frequency. Then, we will first calculate the lower side…
Q: Calculate the frequency of the TDM pulses for a 4 - channel TDM transmitter if the maximum…
A: As per Bartleby guidelines we are allowed to solve only one question, please ask the rest again. The…
Q: For a 16-QAM modulator with input bit rate fb = 10 Mbps and carrier frequency fc = 60 MHz, calculate…
A:
Q: Draw and show the BFSK modulation waveform for the given binary data sequence “1,0,0,1”, and also…
A: Binary frequency shift keying modulation (BFSK) is a type of frequency shift keying modulation. In…
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: Calculate the Eb/No in 64-QAM system. Compare the results. (b) What are the maximum transmission…
A:
Q: etermine the number of bits per level required when using FSK with 4 different frequencies and QAM…
A: QAM and FSK are methods used for the transmission of signals. The full form of QAM is Quadrature…
Q: 32 channel are multiplexed using flat top with TDM with pulse duration 1u sec with synchronization…
A: Given Total number of channels n=32 Pulse duration 1 μs Sampling frequency fs=2fm=2×4=8 kHz
Q: In an orthogonal frequency division multiplexing (OFDM) system, if the number of points for IFFT is…
A: In OFDM, multiple closely spaced orthogonal subcarrier signals with overlapping spectra are…
Q: C- Put TRUE or FALSE for an, 1. PCM modulation is very complex technique compared to DM. 2. Envelope…
A: Find if given statements are true or false ?
Q: A carrier signal given by 10 cos 10000 at volt is AM/DSB-LC modulated by single-tone signal 4 cos…
A: Given: For an AM/DSB-SC modulation, carrier signal vct=10cos10000πt Volt, single-tone modulating…
Q: Assume that we are using CTS with the CBC mode. Also, consider that we send the blocks Ci for i=1,…
A:
Q: Six message signals each of bandwidth 5 kHz are time division multiples and transmitted. Determine…
A: Given: Six message signal each of bandwidth 5 kHz are time division multiplexed and transmitted. fm…
Q: Calculate the sideband power in an SSBSC signal when the modulation index is 0.5 and 5h3 carrier…
A: For single sideband suppressed carrier (SSBSC) amplitude modulation, the expression of the sideband…
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: A carrier signal given by 10 cos 10000 nt volt is AM/DSB-LC modulated by single-tone signal 4 cos…
A: Given data Carrier signal is ct=10cos10000πt V. Message signal is mt=4cos100πt V. Calculating…
Q: 01: (A): What are the functional elements of the communication system, draw the block diagram and…
A: 1 (A) Communication system: Basically, it is the process of exchanging information between the two…
Q: 1. State the advantages and disadvantages of the DSB-SC modulation.
A: Advantages of the DSB SC modulation are 1. It has 100% modulation efficiency. 2. It use less power…
Q: . Distinguish coherent Vs non coherent detection in digital modulation technique Q4. Discuss FSK and…
A: We are authorized to answer one question at a time since you have not mentioned which one you are…
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: Five tones are to be transmitted as FDM on a main carrier two of these tones are each 3.3 kHz and…
A: It is given that: fm1=fm2=3.3 KHzfm1=fm2=fm3=5.2 KHzβ=6β'=13fg=1 KHz
Q: b) Determine the bit-error probability for each the following two modulation schemes: Coherent 8-ary…
A: According to the question we have to find the value of bit-error probability for each given…
Q: Consider the following bit sequence 01101001. Sketch coding techniques transmitted signal amplitude…
A: 1. Unipolar NRZ 0 - No transmission 1 - Transmission above reference line
Q: For WBFM, the modulation index isA. More than 1B. Less than 1
A: WBFM -- WIDE BAND FREQUENCY MODULATION . Here frequency of the carrier signal will vary in…
Q: For a PCM system, the value of the minimum transmission bandwidth is 25 kHz and the maximum…
A: For the given PCM system, firstly the word length of the signal is calculated using the…
Q: 1) Which multiplexing technique shifts each signal to a different carrier frequency? a) FDM b) TDM…
A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…
Q: -In an FM, system a 7 kHz modulating (or baseband) signal modulates 167 iz carrier wave so that the…
A: Modulation is process by which some properties of carrier signal is varied according to modulating…
Step by step
Solved in 2 steps with 2 images
- 4. If no other measurements detect a problem during service-interrupting maintenance, what step should betaken?A. Measure polarization mode dispersion.B. Supply power to transceivers.C. Do nothing, there's no problem in the cable.If no other measurements detect a problem during service-interrupting maintenance, what step should betaken?A. Supply power to transceivers.B. Do nothing, there's no problem in the cable.C. Perform a BER test.D. Measure polarization mode dispersion.subject DLD plzz solve urgent with complete detail.. thnx
- What is a borrowing strategy in fixed channel assignments?a) Borrowing channels from neighbouring cellb) Borrowing channels from neighbouring clusterc) Borrowing channels from same celld) Borrowing channels from other base station in same cellCalculate the propagation delay and RTT for a 100 m copper link.For the circuit shown below, α1=0.98, α2=0.96, VCC=24V, RC=120Ω, and IE=-100mA. Determine (a) IC1, IB1, IE1, IC2, and IC2; (b) VCE; IC/IB and IC/IE.
- Q29) The line encoder that uses three levels is---- a. None of the mentioned b. On-off c. Unipolar RZ d. RZ-AMI This multiple choice question from DIGITAL COMMUNICATIONS course.just write for me the final answer.This was a part of a solution set given to me in bartleby. I wanted to know if my speculations of this being miswritten is correct. The red indicates what i think should be a 0 and the blue indlcates what i think should be 1. if i am wrong please let me know how to understand the kmaps better?What is forward baising in the SCR?