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The power spectral density of a WSS information source is shown below (the unit of power spectral density is W/Hz). The maximum amplitude of this signal is 200.
1. What is the power in this process?
2. Assume that-this signal is transmitted using a uniform PCM system with 512 quantization levels, what is the resulting SQNR in decibels and what is the minimum required transmission bandwidth if in sampling the signal a guard band of 1 kHz is used?
3. If the available transmission bandwidth is 47 kHz, design a PCM system that achieves the highest possible SQNR and utilizes the maximum guard band.
How is a frame relay address field extended (based on the ANSI standard)? Explain how it works.
a toroidal maganitic core is wrapped with a coil of wire containing 200 turns. the cross sectional area of the core is 10 cmsq,and the mean length around the core is 20 cm. the material permability is 0.001 hy/m. what is the inductance of the devi..
The LM358 op amp can be a single or dual supply op-amp. This mean that it can operate with just a single supply i.e. + 5 volt or with dual supplies i.e. (+ and -) 5 volt supplies. With a inverting configuration with dual supplies (+5v and -5v) bei..
Fourier transform X(w)=Xreal(w)+j(Xi(w)). Determine and represent the signal y(w) that gives the fourier transform of Y(w)=Xi(w)+Xreal(w)e^exp(j2w).
At an operating frequency of 5 GHz, a 50-lossless coaxial line with insulating material having a relative permittivity r = 2.25 is terminated in an antenna with an impedance ZL = 150 Use the Smith chart to find Zin. The line length is 30 cm
If the voltage across the resistor is 80 V, what is the power factor of the circuit?
Please make sure that you use the Multisim program to make the circuit and can you mention all your step in the report. Write it with simple words.
Write a software driver for the video display and attach a monitor to the FPGA's VGA connector to demonstrate your design.
1 A full-wave rectifier is to be designed to produce a peak output voltage of 12 V, deliver 120 mA to the load, and produce an output with a ripple of not more than 5 percent. An input line voltage of 120 V (rms), 60 Hz is available. Consider a bridg..
When we give sinusoidal voltage across a capacitor the current across it has 90 degree phase lag. Then this means as voltage increases(sine) the current decreases(cosine)[in 1st quadrant]....Whether this indicates capacitor exhibits negative r..
Design a system using the photoconductive cell in Figure to measure and display light intensity. Make the design such that 20 to produces an output of 0.2 to 1.0 V. What is the readout error when the intensity is 60 mWcm2?
Suppose that the aircraft is to be in steady longitudinal flight at a stall flight condition. What are the values of the lift and drag coefficients? What is the elevator deflection required to keep the aircraft in steady flight at this stall fligh..
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