1. What are the advantages of PCM system over other types of modulation systems?

Q: Draw block diagram for AM modulation & AM demodulation

A: Modulation is process by which some properties of carrier signal is varied according to modulating…

Q: Make a signal flow diagram out of the data. Label everything properly.

A:

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: 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: Draw the hierarchy of digital modulation techniques.

A: DIGITAL MODULATION: The process of embedding a digital data message into amplitude or magnitude,…

Q: Q3: A) In a binary PCM system, the output signal -to- quantization ratio is to be hold to a minimum…

A: The SNR ratio has a minimum value of 40 dB. The bit rate is calculated by the SNR ratio formula as…

Q: What is the main feature in AM modulation , that is used to judge if the modulation is good or not ?…

A: To analyse the given

Q: In AM modulation, if the modulating signal amplitude is of 7V and carrier amplitude is of 10.77V,…

A: We will try to find the percentage of modulation using the amplitudes of the signals in this…

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: 5 What is the conversion time for a 12-bit ADC with a clock frequency of 1 MHz?

A: The solution can be achieved as follows.

Q: Browse for the datasheet of 8086 from Intel and using the information from datasheet answer the…

A: (i) The pin diagram of the 8086 is given as follows:

Q: PAL, both AND gate ay and OR gate array are programmable.

A:

Q: 1 us 2 us 3 us 4 us 5 us 6us 7 pus 8 us What is the total serial transfer time for the eight bits in…

A: In digital system 1 is represented by +5V and 0 is represented by 0V Therefore it can be observed…

Q: 17.1 What are the keys to a successful mixed-signal PCB layout?

A: Types of PCB  Single layer PCB Multi Layer PCB High frequency PCB Double layer PCB HDI layer PCB…

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

A:

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

A:

Q: The size of the data bus of Intel Microprocessors vary between bit to _bit

A: Data bus is a bidirectional bus and it carries data from processor to other components that are…

Q: State the advantages and disadvantages of the DSB-SC modulation.

A: Advantages   : 1.In double sideband suppressed carrier carrier is suppressed hence carrier power is…

Q: What are the different ways to carry out FSK modulation operation?

A:

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: A PCM system has an input frequency of 100 Hz and 80 Hz. Find the minimum sampling frequency needed…

A: Given: Input frequencies of PCM system, f1=100 Hz and f2=80 Hz

Q: 4 RESET is an 5- Address lines of 8086/8088 are (input, output) signal for the 8086/8088. type,…

A: Fill in the blanks for questions 4&5 ?

Q: For a PCM system, if the quantizer has 128 levels, then what will be the minimum transmission…

A:

Q: Design a 6-3-1-1 to BCD code converter by using decoder

A: Let the input to the Decoder is 6-3-1-1 which is A,B,C,D and the output of the decoder is BCD which…

Q: Draw constellation diagram of 8-QAM modulation?

A: CONSTELLATION DIAGRAM: 1. When dealing with multilevel ASK(Amplitude Shift Keying),  PSK (Phase…

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: detail of PLL application in AM receiver

A: The Phased-Locked Loop is abbreviated as PLL . The Terminologies considered for Amplitude-Modulated…

Q: Two M-QAM modulation schemes, 16-QAM and 64-QAM, having equal error performance (i.e same value of…

A: Given, for 16 QAM system,SNR=10 dB Formula:SN=EbN0×fbBWhere,fb=Data rate of the channel.B=Bandwidth…

Q: Contrast the advantages and disadvantages of digital transmission.

A: Advantages of digital transmission are, It provides immunity towards the noise. These signals are…

Q: Exxplain the  PSK modulation  technique and compare the BSK, DE-BSK, QPSK, DE-QPSK.

A: PSK is known as the phase shifting keying and it is a digital modulation technique where the phase…

Q: During amplitude modulation, if the maximum and the minimum values of the envelope are 5V and 1 V…

A: The modulation index of a signal is

Q: Compare between NRZ and RZ signal format?

A: NRZ mean non return to zero. RZ means return to zero.

Q: Calculate the Eb/No in 64-QAM system. Compare the results. (b) What are the maximum transmission…

A:

Q: Q1.) Roughly, plot the Full-AM signal when m = modulation. 100. Clearly indicate the type of

A:

Q: 10. Which of the following achieves high spectral efficiencies because the spacing of each carrier…

A: Direct-sequence spread spectrum (DSSS) donot achieve high spectral efficiencies.

Q: Q2] Two M-QAM modulation schemes, 16-QAM and 64-QAM, having equal error performance (i.e same value…

A: Given: Two M-QAM modulation schemes, 16-QAM and 64-QAM, having equal error performance (i.e same…

Q: Define the following concepts a. Positive modulation percentage b. Modulation efficiency c. Signal…

A: A. Positive modulation percentage - The positive modulation percentage can be calculated by…

Q: When the ROM sends data to the microprocessor, which of these conditions are true? a. (RD)' signal…

A: Since ROM are the chips that are attached externally to the microprocessor.  And if the ROM is…

Q: Write 10 Differences between AM,FM,PM modulation.

A:

Q: 16. What does the sampling theorem tell us concerning the rate of sampling required for an analog…

A: 16. Sampling theorem is used to sample the analog or continuous signal into discrete signal by the…

Q: 1. BCD to 7-segment Decoder 2. Encoder 3. Decc

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

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: Compare the DSB-LC, DSB-SC and SSB amplitude modulation techniques with each other in terms

A: DSB-LC is a Double Sideband Large Carrier which is the same as Normal Amplitude Modulation as it is…

Q: In AM modulation, if the modulating signal amplitude is of 3.1V and carrier amplitude is of 10.93V,…

A: In this question we need to find a percentage of  modulation .

Q: In a PCM system, a uniform quantizer is used. It has 256 equal levels. What will be the number of…

A: Given information: The number of levels present in the uniform quantizer is L=256

Q: The output signal to noise ratio for a PCM system is minimum 40 dB. For sinusoidal full scale…

A: In the case of sinusoidal full-scale modulation, the output signal to quantization noise ratio for a…

Q: In the figure below, the ADC size (N bits) in order to deliver an output signal with less than 2.5…

A: The solution can be achieved as follows.