In a PCM system, channels of 3 KHz bandwidth are used. If the uniform quantizer has 128 number of levels, then what will be the channel capacity?

Q: Calculate the offset for the physical address 00062 H and segment address FFFFH,

A: physical address is calculated by shifting the segment address (16-bit) left 4 times and adding it…

Q: Explain the QPSK modulation challenges and problems.

A: QPSK stands for quadrature phase shift keying. It is a modulation technique that transmits two bits…

Q: Compare between SUB & CMP instructions

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

Q: QA: what is Encoders and Decoders

A: The explanation is as follows.

Q: Question Completion Status: QUESTION 11 What is the number of signal levels required to achieve a…

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: rite a short note on quadra

A: Quadrature amplitude modulation : Quadrature amplitude modulation is also known as QAM it is the…

Q: For a Binery Erasure Channel (BEC), the input probability for x1 is 0.35 and Pe of the channel is…

A:

Q: What is the reason for the error which is inevitably present on the PW demodulated signal? Why a…

A: Since you have posted multiple questions, we will solve the first question for you. If you require…

Q: Q1:make a comparison between PAM and PPM?

A: Given :    Note :  It is a kind notice that according to the guidelines of the company is supposed…

Q: Consider that the maximum voltage (Vmax) of the AM modulated carrier is 30V and the minimum voltage…

A:

Q: In a PCM system, if maximum frequency of the input analog signal is 5 KHz and number of levels in…

A:

Q: You look at an AM signal with an oscilloscope and see that the maximum Vpp is 100 Volts and the…

A:

Q: 8. Which characteristic of IC in Digital Circuits represents a function of the switching time of a…

A: The solution is provided in the following section.

Q: 6) Compare between SUB & CMP instructions

A: Please find the attached solution.

Q: Design a Mode 6 asynchronous forward counter circuit.

A: Here MOD 6 forward or up counter is asked to design. MOD 6 means it will count 0 to 5 after that it…

Q: Match the signal state with its description. READY=1 A. The MPU has put valid data on the bus B.…

A: Here in left side specific signal is given in which * indicates the active low signal means it can…

Q: Q1/ Draw block diagram for AM modulation? Q2/ Draw block diagram for AM demodulation? Q3/ What are…

A: "Since you have posted a question with multiple sub parts we will solve first three subpart for you…

Q: 3. Define: a) The circuit that causes one signal to modulate another, and give the names of the two…

A:

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: 17,4 How many reference planes are needed for a mixed-signal PCB? a

A: For a mixed-signal PCB, the system would have a single reference plane. If the system will have more…

Q: Describe what a Q-Point is, and what is its purpose.

A: Q point is also called as the operating point of a device or a bias point.

Q: You look at an AM signal with an oscilloscope and see that the maximum Vpp is 100 volts and the…

A: For an AM signal with an oscilloscope Given : Vppmax=100 VoltsVppmin=25 Volts calculation of…

Q: be the Sampling PCM system is 60000HZ and the maximum number that represents cach sample is 15?

A: Given parameters are: The maximum Bandwidth of a PCM system is BWmax=60000Hz The number of…

Q: 8. Which characteristic of IC in Digital Circuits represents a function of the switching time of a…

A: The solution is provided in the following section.

Q: Draw a circuit diagram of a 2 bit NOR decoder. Show and explain which line Will be address is 10.

A:

Q: 1. Suggest another ASK modulation circuit based on the 741 operational

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

Q: What is the purpose of low pass filtering a PWM source? To minimise noise produced by the PWM pulses…

A: The purpose of low pass filtering a PWM source is

Q: Calculate the length at which efficiency is highest and lowest for a 20Khz signal?

A: Given, The signal freuency is 20kHz.

Q: CWhat are the Q- point values of IC,VCE?

A: The solution can be achieved as follows.

Q: What is the fan out of the NAND gate in? (b) Of each NAND gate ?

A: Given:

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: What will be the minimum transmission bandwidth of a PCM system if the number of bits per sample is…

A: Given information: The maximum frequency component present in the analog input signal is fm=4.5 kHz.…

Q: The number of bits per sample in a PCM system has SNqR=45 dB is

A: SNqR can be given as      SNqR =(6n+1.8)db

Q: Write a VHDL code for 4:1 multiplexer using conditional concurrent signal assignment

A: entity mux4to1 is port(A,B: in std_logic; CD : in std_logic_vector(1 down to 0), F: out std_logic);

Q: Determine the number of quantizing levels required in a PCM system that has a signal-to-noise ratio…

A:

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: A part of PCM transmitter that serves as anti-aliasing circuit

A: Pulse Code Modulation: The message signal is the signal that is sent for communication, while the…

Q: If the range of measurement is from -2 V to 2 V, what should the number of bits of the ADC be in…

A: The voltage span is 2--2=4 Resolution given is  0.125 V

Q: What is difference between * ?Decoder and Encoder

A: Encoder: The encoder circuit is introduced at the communicating end.An Encoder is a gadget that…

Q: An analog signal of maximum frequency component of 10 kHz is applied at the input of a PCM system…

A: If fm Hz is the maximum frequency component present in the analog signal which has been applied at…

Q: Convert (115.23) base 10 into BCD?

A: To Convert (115.23) base 10 into BCD

Q: In a PCM system, an uniform quantizer containing 256 levels is used. What will be the minimum…

A: The minimum transmission bandwidth of a pulse code modulated system can be expressed as If L is the…

Q: IS A BCD point A and a charg

A:

Q: a. Determine Re, RB , and RE b. Draw the load line and determine Q point. c. Sketch the output…

A: Thee given circuit is : ICQ=0.25ICsat ICQ=0.25.8mA ICQ=4mA (a)…

Q: PCM system is used to transmit base4 signal of 512 level, the input signal works in the range…

A: Given that  number of level (m)=512range of input signal =30MHz-70MHzsample frequency (f)=50MHz…

Q: What is difference between ?Decoder and Encoder

A: Encoder: An Encoder is a gadget that changes over the dynamic information signal into a coded…

Q: Design BCD to Seven Segment Decoder. Draw circuit diagram using Basic Gate only.

A: - Designing of BCD to seven section show decoder circuit basically includes four stages in a…

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…