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Assume a three-bit ADC (eight quantizing levels). We desire to design a companding system consisting of both a compressor and expander. Assuming that the input signal is a sinusoid, design the compressor such that the sinusoid falls into each quantizing level with equal probability. Implement the compressor using a MATLAB program, and verify the compressor design. Complete the compander by designing an expander such that the cascade combination of the compressor and expander has the desired linear characteristic. Using a MATLAB program, verify the overall design.
Rayleigh Scattering. Calculate the % increase is attenuation due to Rayleigh scattering exhibited by light having a free-space wavelength 1535 nm as compared to light having a free space wavelength 1550 nm. Provide your answer in units of [%] and ..
A bus arrives at a bus stop at a randomly selected time within a 1-hour period. A passenger arrives at the bus stop at a randomly selected time within the same hour
An overflow occurs when the result of adding two number islarger than can be represented. for example, two 4-bit signednumbers will cause an overflow if their result is greater than +7or less than -8. For example, the following additions will caus..
A square wave signal with voltage levels 0 volts and 2.0 volt at a frequency of 1.00 MHz is multiplied by a sine wave at a frequency of 5.0 MHz
A control system is needed to control a small shopping center parking lot lighting system and the exterior lighting for the building. The design specifications require that the parking lot lighting and the exterior lighting turn on at dusk automat..
To transmit symbols, such as letters of the alphabet, RU computer modems use two frequencies (1600 and 1800 Hz) and several amplitude levels. A transmission is sent for a period of time T (known as the transmission or baud interval) and equals the..
If the coupler is to be fabricated in micro strip on an alumina substrate with r = 10 and d = 1.0 mm, compute Z0e and Z0o for the two adjacent lines, and find the necessary spacing and widths of the lines.
Assume 7 classes, with a class interval width of 4, and plot the data. Note that the resulting curve is essentially an experimental observation of the underlying probability distribution. What type of distribution does it appear to be?
Determine the range of frequencies that will be passed by a series RLC bandpass filter with R = 10 Ω, L = 25 mH, and C = 0.4 µF. Find the quality factor.
Is the answer in (a) unique: that is, is there only one parallelogram that can be defined by these points? If not, what are the other possible solutions?
What is the efficiency of an AM transmitter if it outputs 10 W of power to a 50 Ώ load while drawing 1 amp from a 12
A three resistors connected in series with a DC power supply of 12 volts with a return path to the negative terminal of the power supply also connected to ground. The first resistor is labeled "R1", which is equal to 220 Ohms.
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