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A tank circuit coil is operating at a resonance frequency fres = 20 MHz; The circuit must operate with a bandwidth of 200 kHz. What is quality factor, Q, for the coil
What Boolean logic process could be used to convert the binary form of all decimal digits to the hexadecimal representation of its ASCII character (ex.; 00001000 converted to 00111000 OR $8 converte
Prove that the potential cannot have a minimum in an uncharged region of space. Prove therefore that a point charge cannot be in stable equilibrium under the action of electrostatic forces in an unc
Design a filter for a biomedical instrument to eliminate DC (f = 0), 500 Hz tone, and its corresponding harmonics. The system sampling rate is 2,000 Hz. Place all the required poles at the origin to
For the system specified by the following difference equation, compute the first five samples of the response to the input given as x(n) = (0.7)^n u(n). y(n) = 0.5v(n-1) - 0.8y(n-2) + x(n) - 0.4x(n-1
If the fundamental frequency of a square wave is 10 kHz, what are the first three frequency components contained in the square wave
A DSP engineer applies DFT to 500 data samples that are sampled at 250 Hz to plot the signal spectrum. What is the frequency that corresponds to the frequency bin number
A DSP system has a sampling frequency of 800 HZ. What is the maximum frequency of the analog signal so that the aliasing would not occur
The antenna has a 30 dB gain and has a radiation resistance of 85-ohm. This line is loaded by a matched source TX. The receiver antenna is located 5 Km from the transmitter antenna and the frequency
Find the coefficients of reflection for fresh water (with relative permittivity equal to 81) of a vertically polarized wave that hits the water surface at an incident angle of 60o.
Write and test a program for the EASy68k to input a string from the keyboard, convert all letters to uppercase and echo (output) the new string to the screen. Use a subroutine to perform the lower-t
Consider a 4 channel CDM system with the following CHIPS: A: -1 -1 -1 1 B: -1 -1 1 -1 C: -1 1 -1 -1 D: -1 1 1 1 a) Show that each one of those chips is orthogonal to all of the others. b) If the CDM
A 32 channel TDM system samples messages at 8000 samples per second, uses 2 bits for frame synchronization and 8 bits per sample. What must be the highest frequency in the message spectrum to guarant
If a given modulation method A requires higher Eb/No ratio for a given probability of error compared with another modulation method B, is method B better than method A or not, and why
A data transmission system uses 16-ary(16 levels) base band signaling. A.) determine the minimum BW of a noiseless channel to transmit at 12,000 bits/sec with zero ISI. B.) Explain what pulse shapi
The doping concentrations in a silicon pn junction are Nd = 5 × 1015 cm^3 and Na = 1017 cm^3. The zero-bias junction capacitance is Cjo = 0.60 pF. An inductance of 1.50 mH is connected in para
Air Enters a cooling section at 97Kpa, 35C and 30 percent relative humidity at a rate of 6m^3/min, where it is cooled until the moisture in the air starts condensing. Determine the temperature of th
A signal y(t) is defined as y(t) = box(t/1.1) * box(t/0.9) * box(t/0.8) * box(t/1.2) where * denotes convolution and the signal box(t) is box(t) = u(t+0.5)-u(t-0.5). -Determine y(1.0) -Determine ma
If a circuit contains 3 automatic switches and we want that, with a probability of 95%, during a given time interval they are all working, what probability of failure per time interval can we admit
Three screws are drawn at random from a lot of 100 screws, 10 of which are defective. Find the probability that the screws drawn will be nondefective in drawing (a) with replacement, (b) without rep
Steam enters an adiabatic nozzle at 3.5Mpa and 300C with a low velocity and leaves at 1.6Mpa and 250C at a rate of 0.4kg/s. If the surrounding is 10 at 100Kpa and 18C, find A) The exit velocity B)Th
Refrigerant 134a enters a steady flow, andiabatic revesible turbine as saturated vapor at 1200kPa and expands to 100kPa. If the power produced by the turbine is 100kW, find the volume flow rate of t
Find the sample space for the following experiment: Drawing bolts from a lot of 20, containing one defective D, until D is drawn, one at a time and assuming sampling without replacement, that is, bo
A 20kg of aluminum block initially at 80C is dropped into an insulated tank that contains 120 liter of water at 25C. Determine the final equilibrium temperature and the total entropy change for this
Devise a signal-conditioning system that will provide an appropriate digital output to a computer. Specify the requirements on the ADC and appropriate analog signal conditioning to interface to