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A voice frequency massage signal (fmax=B= 4 kHz) is transmitted by three binary systems: PCM (μ = 255), DPCM (α = 10), and DM. The bit rate required is Rb = 120 kbps, and m_p2/(m2 (t))= 2&n
where V is given in meters per second, U is in degrees, and W is the percent grade of the road. Design a proportional control law U = -kp V that will maintain a velocity error of less than 1 m/sec i
Design a circuit, and model using HDL that 1) adds two three bit unsigned binary numbers, 2) includes a flag to determine when a overflow occurs, and 3) includes a flag indicating whether the result
Determine (a) the input to the detector, (b) the optimum threshold (to be compared with the detector input) that minimizes the average probability of error, and (c) the average probability of error.
A diode is measured to pass 0.31mA at 0.70V forward bias, and 1.12mA at 0.75 V forward bias. What are its n and Is. Assume that kT/q=0.026V. For extra credit, if the diode passes 4mA at 0.9V forward
1. What is the power spectral density of Y(t) = X(t) - X(t-T) 2. What is the power spectral density of Z(t) = X'(t) - X(t) 2. What is the power spectral density of W(t) = Y(t) - Z(t)
Design a voltage regulator circuit that provide a voltage at a maximum of 100 mA from a 6V battery. A maximum of 1W of power should be dissipated in any one component.
A binary PAM communication system is used to transmit data over an AWGN channel. The prior probabilities for the bits bn are P[bn= 1] = 1/3 and P[bn= 0] = 2/3. Determine the optimum threshold (to be
The unit step response of a linear time invariant system is s(t) = (1 - e-at)u(t). Where "a" is a positive, real valued constant. What is the impulse response of the system. What is the frequency re
Design a voltage regulator circuit that can provide a voltage Vload = 5V at a maximum of 100mA from a 6-V battery. A maximum of 1 W of power should be dissipated in any one component.
DeSign a Miller integrator with a time constant of 0.1 s and an mput reSistance of 100 kfl. A dc voltage of - I volt IS applied at the input at time 0, at which moment tI" = -10 V. How long does it
Design an inverting singe stage low pass filter with gain = 40 dB, Rin = 10 kΩ , corner frequency of 50 Hz. Determine the max and min gain and the corne frequency for the component tolerances
Consider a thermal sensor that a time constant τ = 20 msec such that a step change in temp. requires approx. 3*τ to reach 95 % of the final value. a- write an expression for the frequency re
Suppose a drift current density of 2000 A/cm^2 exists in the neutral region on the n-type side of the diode that has a relationship of 0.5 Cm. What is the electric field needed to support this drift
how can one go about to decode a message from a wav file. the wave contain a coded message in form numbers. which is represented in the wave in form of tones
What is the different of having op-amps with different amount of poles, as an example some one come to you and offer you this new opamp, but this person tell you that this op-amp jus have two poles
The response of a first order series RL circuit can be represented by a first order linear time-invariant differential equation : d/dt(y) + 4 y= 4 x(t) where the input x(t) is applied across the ser
If this op amp is used in a non-inverting amplifier having a closed loop dc gain of 100, sketch the bode plot of the magnitude of the closed loop gain to scale. Repeat for a closed-loop dc gain of 10
Decade counter: A decade counter is a counter circuit that counts from 0 to 9 (from 0000 to 1001 in binary numbers) and then resets. Using a 4-bit ripple counter block, 2 inverters and a 4-input AND
Consider the message signal m(t) = 20 cos(2πt) and the carrier signal c(t) = 50 cos(100πt). Write down the AM signal, and sketch the resulting AM signal waveform for 75 percent modulation.
During calibration, and iron/constantan thermocouple is zeroed( set to emit a Zero Voltage) AT 0 DEGREES CELCIUS. At 750 degrees celcius, it emits a voltage of 38.8mV. Alinear Out/input relationship
The periodic signal x(t) is dened in one period as x(t) = te^-t; 0 <= t <= 6. Plot in time of 4 periods the approximate signals using 81 terms of the complex exponential and of the trigonometr
A certain microphone is capable of delivering 0.5V when someone clap their hands at a distance of 20ft. A particular electronic switch has a Thevenin equivalent resistance of 670ohm and requires 100
A 200-MHz voltage source with output Vg = 200 V 0 and internal impedance of 100 Ω is connected to the input of the line. Determine the time-dependent voltage and current at the load, and the a
It is desired to use a short-circuited section of a 60-O lossless line to synthesize an input reactance X = - 120 O. If the operating frequency is 1 GHz and the phase velocity on the line is 0.8